1639233015

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 3210240000

約数和(自身を除く): 1571006985

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 49, 79, 105, 109, 111, 147, 185, 237, 245, 259, 327, 343, 395, 545, 553, 555, 735, 763, 777, 1029, 1185, 1295, 1635, 1659, 1715, 1813, 2289, 2765, 2923, 3815, 3871, 3885, 4033, 5145, 5341, 5439, 8295, 8611, 8769, 9065, 11445, 11613, 12099, 12691, 14615, 16023, 19355, 20165, 20461, 25833, 26705, 27097, 27195, 28231, 37387, 38073, 43055, 43845, 58065, 60277, 60495, 61383, 63455, 80115, 81291, 84693, 102305, 112161, 129165, 135485, 141155, 143227, 180831, 186935, 190365, 197617, 301385, 306915, 318607, 406455, 421939, 423465, 429681, 560805, 592851, 716135, 904155, 955821, 988085, 1002589, 1265817, 1383319, 1593035, 2109695, 2148405, 2230249, 2953573, 2964255, 3007767, 4149957, 4779105, 5012945, 6329085, 6690747, 6916595, 8860719, 11151245, 14767865, 15038835, 15611743, 20749785, 33453735, 44303595, 46835229, 78058715, 109282201, 234176145, 327846603, 546411005, 1639233015]

約数ペア:

[(1, 1639233015), (3, 546411005), (5, 327846603), (7, 234176145), (15, 109282201), (21, 78058715), (35, 46835229), (37, 44303595), (49, 33453735), (79, 20749785), (105, 15611743), (109, 15038835), (111, 14767865), (147, 11151245), (185, 8860719), (237, 6916595), (245, 6690747), (259, 6329085), (327, 5012945), (343, 4779105), (395, 4149957), (545, 3007767), (553, 2964255), (555, 2953573), (735, 2230249), (763, 2148405), (777, 2109695), (1029, 1593035), (1185, 1383319), (1295, 1265817), (1635, 1002589), (1659, 988085), (1715, 955821), (1813, 904155), (2289, 716135), (2765, 592851), (2923, 560805), (3815, 429681), (3871, 423465), (3885, 421939), (4033, 406455), (5145, 318607), (5341, 306915), (5439, 301385), (8295, 197617), (8611, 190365), (8769, 186935), (9065, 180831), (11445, 143227), (11613, 141155), (12099, 135485), (12691, 129165), (14615, 112161), (16023, 102305), (19355, 84693), (20165, 81291), (20461, 80115), (25833, 63455), (26705, 61383), (27097, 60495), (27195, 60277), (28231, 58065), (37387, 43845), (38073, 43055)]