72884511

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 130712400

約数和(自身を除く): 57827889

約数列:

[1, 3, 7, 9, 21, 29, 41, 49, 63, 87, 123, 139, 147, 203, 261, 287, 369, 417, 441, 609, 861, 973, 1189, 1251, 1421, 1827, 2009, 2583, 2919, 3567, 4031, 4263, 5699, 6027, 6811, 8323, 8757, 10701, 12093, 12789, 17097, 18081, 20433, 24969, 28217, 36279, 39893, 51291, 58261, 61299, 74907, 84651, 119679, 165271, 174783, 197519, 253953, 279251, 359037, 495813, 524349, 592557, 837753, 1156897, 1487439, 1777671, 2513259, 3470691, 8098279, 10412073, 24294837, 72884511]

約数ペア:

[(1, 72884511), (3, 24294837), (7, 10412073), (9, 8098279), (21, 3470691), (29, 2513259), (41, 1777671), (49, 1487439), (63, 1156897), (87, 837753), (123, 592557), (139, 524349), (147, 495813), (203, 359037), (261, 279251), (287, 253953), (369, 197519), (417, 174783), (441, 165271), (609, 119679), (861, 84651), (973, 74907), (1189, 61299), (1251, 58261), (1421, 51291), (1827, 39893), (2009, 36279), (2583, 28217), (2919, 24969), (3567, 20433), (4031, 18081), (4263, 17097), (5699, 12789), (6027, 12093), (6811, 10701), (8323, 8757)]