2018954925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{11699}}^1$

素因数の和:11787

約数の個数: 72

約数和(自身を含む): 3960684000

約数和(自身を除く): 1941729075

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 59, 65, 75, 117, 177, 195, 225, 295, 325, 531, 585, 767, 885, 975, 1475, 2301, 2655, 2925, 3835, 4425, 6903, 11505, 11699, 13275, 19175, 34515, 35097, 57525, 58495, 105291, 152087, 172575, 175485, 292475, 456261, 526455, 690241, 760435, 877425, 1368783, 2070723, 2281305, 2632275, 3451205, 3802175, 6212169, 6843915, 8973133, 10353615, 11406525, 17256025, 26919399, 31060845, 34219575, 44865665, 51768075, 80758197, 134596995, 155304225, 224328325, 403790985, 672984975, 2018954925]

約数ペア:

[(1, 2018954925), (3, 672984975), (5, 403790985), (9, 224328325), (13, 155304225), (15, 134596995), (25, 80758197), (39, 51768075), (45, 44865665), (59, 34219575), (65, 31060845), (75, 26919399), (117, 17256025), (177, 11406525), (195, 10353615), (225, 8973133), (295, 6843915), (325, 6212169), (531, 3802175), (585, 3451205), (767, 2632275), (885, 2281305), (975, 2070723), (1475, 1368783), (2301, 877425), (2655, 760435), (2925, 690241), (3835, 526455), (4425, 456261), (6903, 292475), (11505, 175485), (11699, 172575), (13275, 152087), (19175, 105291), (34515, 58495), (35097, 57525)]