77777955

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{8599}}^1$

素因数の和:8680

約数の個数: 32

約数和(自身を含む): 140352000

約数和(自身を除く): 62574045

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1809, 3015, 8599, 9045, 25797, 42995, 77391, 128985, 232173, 386955, 576133, 1160865, 1728399, 2880665, 5185197, 8641995, 15555591, 25925985, 77777955]

約数ペア:

[(1, 77777955), (3, 25925985), (5, 15555591), (9, 8641995), (15, 5185197), (27, 2880665), (45, 1728399), (67, 1160865), (135, 576133), (201, 386955), (335, 232173), (603, 128985), (1005, 77391), (1809, 42995), (3015, 25797), (8599, 9045)]