11897955

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2888

約数の個数: 32

約数和(自身を含む): 21841920

約数和(自身を除く): 9943965

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 2843, 4185, 8529, 14215, 25587, 42645, 76761, 88133, 127935, 264399, 383805, 440665, 793197, 1321995, 2379591, 3965985, 11897955]

約数ペア:

[(1, 11897955), (3, 3965985), (5, 2379591), (9, 1321995), (15, 793197), (27, 440665), (31, 383805), (45, 264399), (93, 127935), (135, 88133), (155, 76761), (279, 42645), (465, 25587), (837, 14215), (1395, 8529), (2843, 4185)]