2668704921

素因数分解:

$3^3\times {\mathrm{61}}^2\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 4074744960

約数和(自身を除く): 1406040039

約数列:

[1, 3, 9, 27, 61, 101, 183, 263, 303, 549, 789, 909, 1647, 2367, 2727, 3721, 6161, 7101, 11163, 16043, 18483, 26563, 33489, 48129, 55449, 79689, 100467, 144387, 166347, 239067, 375821, 433161, 717201, 978623, 1127463, 1620343, 2935869, 3382389, 4861029, 8807607, 10147167, 14583087, 26422821, 43749261, 98840923, 296522769, 889568307, 2668704921]

約数ペア:

[(1, 2668704921), (3, 889568307), (9, 296522769), (27, 98840923), (61, 43749261), (101, 26422821), (183, 14583087), (263, 10147167), (303, 8807607), (549, 4861029), (789, 3382389), (909, 2935869), (1647, 1620343), (2367, 1127463), (2727, 978623), (3721, 717201), (6161, 433161), (7101, 375821), (11163, 239067), (16043, 166347), (18483, 144387), (26563, 100467), (33489, 79689), (48129, 55449)]