42990012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{947}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 118359696

約数和(自身を除く): 75369684

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 97, 117, 156, 194, 234, 291, 388, 468, 582, 873, 947, 1164, 1261, 1746, 1894, 2522, 2841, 3492, 3783, 3788, 5044, 5682, 7566, 8523, 11349, 11364, 12311, 15132, 17046, 22698, 24622, 34092, 36933, 45396, 49244, 73866, 91859, 110799, 147732, 183718, 221598, 275577, 367436, 443196, 551154, 826731, 1102308, 1194167, 1653462, 2388334, 3306924, 3582501, 4776668, 7165002, 10747503, 14330004, 21495006, 42990012]

約数ペア:

[(1, 42990012), (2, 21495006), (3, 14330004), (4, 10747503), (6, 7165002), (9, 4776668), (12, 3582501), (13, 3306924), (18, 2388334), (26, 1653462), (36, 1194167), (39, 1102308), (52, 826731), (78, 551154), (97, 443196), (117, 367436), (156, 275577), (194, 221598), (234, 183718), (291, 147732), (388, 110799), (468, 91859), (582, 73866), (873, 49244), (947, 45396), (1164, 36933), (1261, 34092), (1746, 24622), (1894, 22698), (2522, 17046), (2841, 15132), (3492, 12311), (3783, 11364), (3788, 11349), (5044, 8523), (5682, 7566)]