40505985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4073}}^1$

素因数の和:4114

約数の個数: 48

約数和(自身を含む): 80078544

約数和(自身を除く): 39572559

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 4073, 9945, 12219, 20365, 36657, 52949, 61095, 69241, 158847, 183285, 207723, 264745, 346205, 476541, 623169, 794235, 900133, 1038615, 2382705, 2700399, 3115845, 4500665, 8101197, 13501995, 40505985]

約数ペア:

[(1, 40505985), (3, 13501995), (5, 8101197), (9, 4500665), (13, 3115845), (15, 2700399), (17, 2382705), (39, 1038615), (45, 900133), (51, 794235), (65, 623169), (85, 476541), (117, 346205), (153, 264745), (195, 207723), (221, 183285), (255, 158847), (585, 69241), (663, 61095), (765, 52949), (1105, 36657), (1989, 20365), (3315, 12219), (4073, 9945)]