3120975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 6634992

約数和(自身を除く): 3514017

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 97, 99, 117, 143, 165, 195, 225, 275, 291, 325, 429, 485, 495, 585, 715, 825, 873, 975, 1067, 1261, 1287, 1455, 2145, 2425, 2475, 2925, 3201, 3575, 3783, 4365, 5335, 6305, 6435, 7275, 9603, 10725, 11349, 13871, 16005, 18915, 21825, 26675, 31525, 32175, 41613, 48015, 56745, 69355, 80025, 94575, 124839, 208065, 240075, 283725, 346775, 624195, 1040325, 3120975]

約数ペア:

[(1, 3120975), (3, 1040325), (5, 624195), (9, 346775), (11, 283725), (13, 240075), (15, 208065), (25, 124839), (33, 94575), (39, 80025), (45, 69355), (55, 56745), (65, 48015), (75, 41613), (97, 32175), (99, 31525), (117, 26675), (143, 21825), (165, 18915), (195, 16005), (225, 13871), (275, 11349), (291, 10725), (325, 9603), (429, 7275), (485, 6435), (495, 6305), (585, 5335), (715, 4365), (825, 3783), (873, 3575), (975, 3201), (1067, 2925), (1261, 2475), (1287, 2425), (1455, 2145)]