401040801

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 710899200

約数和(自身を除く): 309858399

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 101, 141, 149, 189, 303, 329, 423, 447, 567, 707, 909, 987, 1043, 1269, 1341, 2121, 2727, 2961, 3129, 3807, 4023, 4747, 6363, 7003, 8181, 8883, 9387, 12069, 14241, 15049, 19089, 21009, 26649, 28161, 33229, 42723, 45147, 49021, 57267, 63027, 84483, 99687, 105343, 128169, 135441, 147063, 189081, 299061, 316029, 384507, 406323, 441189, 567243, 707303, 897183, 948087, 1218969, 1323567, 2121909, 2691549, 2844261, 3970701, 4951121, 6365727, 8532783, 14853363, 19097181, 44560089, 57291543, 133680267, 401040801]

約数ペア:

[(1, 401040801), (3, 133680267), (7, 57291543), (9, 44560089), (21, 19097181), (27, 14853363), (47, 8532783), (63, 6365727), (81, 4951121), (101, 3970701), (141, 2844261), (149, 2691549), (189, 2121909), (303, 1323567), (329, 1218969), (423, 948087), (447, 897183), (567, 707303), (707, 567243), (909, 441189), (987, 406323), (1043, 384507), (1269, 316029), (1341, 299061), (2121, 189081), (2727, 147063), (2961, 135441), (3129, 128169), (3807, 105343), (4023, 99687), (4747, 84483), (6363, 63027), (7003, 57267), (8181, 49021), (8883, 45147), (9387, 42723), (12069, 33229), (14241, 28161), (15049, 26649), (19089, 21009)]