2785209975

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{95959}}^1$

素因数の和:96021

約数の個数: 48

約数和(自身を含む): 5235577600

約数和(自身を除く): 2450367625

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 3225, 5805, 9675, 29025, 95959, 287877, 479795, 863631, 1439385, 2398975, 2590893, 4126237, 4318155, 7196925, 12378711, 12954465, 20631185, 21590775, 37136133, 61893555, 64772325, 103155925, 111408399, 185680665, 309467775, 557041995, 928403325, 2785209975]

約数ペア:

[(1, 2785209975), (3, 928403325), (5, 557041995), (9, 309467775), (15, 185680665), (25, 111408399), (27, 103155925), (43, 64772325), (45, 61893555), (75, 37136133), (129, 21590775), (135, 20631185), (215, 12954465), (225, 12378711), (387, 7196925), (645, 4318155), (675, 4126237), (1075, 2590893), (1161, 2398975), (1935, 1439385), (3225, 863631), (5805, 479795), (9675, 287877), (29025, 95959)]