123818835

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 246404160

約数和(自身を除く): 122585325

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 37, 49, 87, 105, 111, 145, 147, 157, 185, 203, 245, 259, 435, 471, 555, 609, 735, 777, 785, 1015, 1073, 1099, 1295, 1421, 1813, 2355, 3045, 3219, 3297, 3885, 4263, 4553, 5365, 5439, 5495, 5809, 7105, 7511, 7693, 9065, 13659, 16095, 16485, 17427, 21315, 22533, 22765, 23079, 27195, 29045, 31871, 37555, 38465, 40663, 52577, 68295, 87135, 95613, 112665, 115395, 121989, 157731, 159355, 168461, 203315, 223097, 262885, 284641, 478065, 505383, 609945, 669291, 788655, 842305, 853923, 1115485, 1179227, 1423205, 2526915, 3346455, 3537681, 4269615, 5896135, 8254589, 17688405, 24763767, 41272945, 123818835]

約数ペア:

[(1, 123818835), (3, 41272945), (5, 24763767), (7, 17688405), (15, 8254589), (21, 5896135), (29, 4269615), (35, 3537681), (37, 3346455), (49, 2526915), (87, 1423205), (105, 1179227), (111, 1115485), (145, 853923), (147, 842305), (157, 788655), (185, 669291), (203, 609945), (245, 505383), (259, 478065), (435, 284641), (471, 262885), (555, 223097), (609, 203315), (735, 168461), (777, 159355), (785, 157731), (1015, 121989), (1073, 115395), (1099, 112665), (1295, 95613), (1421, 87135), (1813, 68295), (2355, 52577), (3045, 40663), (3219, 38465), (3297, 37555), (3885, 31871), (4263, 29045), (4553, 27195), (5365, 23079), (5439, 22765), (5495, 22533), (5809, 21315), (7105, 17427), (7511, 16485), (7693, 16095), (9065, 13659)]