42840018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 106142400

約数和(自身を除く): 63302382

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 59, 78, 87, 107, 117, 118, 174, 177, 214, 234, 261, 321, 354, 377, 522, 531, 642, 754, 767, 963, 1062, 1131, 1391, 1534, 1711, 1926, 2262, 2301, 2782, 3103, 3393, 3422, 4173, 4602, 5133, 6206, 6313, 6786, 6903, 8346, 9309, 10266, 12519, 12626, 13806, 15399, 18618, 18939, 22243, 25038, 27927, 30798, 37878, 40339, 44486, 55854, 56817, 66729, 80678, 82069, 113634, 121017, 133458, 164138, 183077, 200187, 242034, 246207, 363051, 366154, 400374, 492414, 549231, 726102, 738621, 1098462, 1477242, 1647693, 2380001, 3295386, 4760002, 7140003, 14280006, 21420009, 42840018]

約数ペア:

[(1, 42840018), (2, 21420009), (3, 14280006), (6, 7140003), (9, 4760002), (13, 3295386), (18, 2380001), (26, 1647693), (29, 1477242), (39, 1098462), (58, 738621), (59, 726102), (78, 549231), (87, 492414), (107, 400374), (117, 366154), (118, 363051), (174, 246207), (177, 242034), (214, 200187), (234, 183077), (261, 164138), (321, 133458), (354, 121017), (377, 113634), (522, 82069), (531, 80678), (642, 66729), (754, 56817), (767, 55854), (963, 44486), (1062, 40339), (1131, 37878), (1391, 30798), (1534, 27927), (1711, 25038), (1926, 22243), (2262, 18939), (2301, 18618), (2782, 15399), (3103, 13806), (3393, 12626), (3422, 12519), (4173, 10266), (4602, 9309), (5133, 8346), (6206, 6903), (6313, 6786)]