401804949

素因数分解:

$3^1\times 7^5\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 674201472

約数和(自身を除く): 272396523

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 613, 637, 1029, 1839, 1911, 2401, 4291, 4459, 7203, 7969, 12873, 13377, 16807, 23907, 30037, 31213, 50421, 55783, 90111, 93639, 167349, 210259, 218491, 390481, 630777, 655473, 1171443, 1471813, 2733367, 4415439, 8200101, 10302691, 19133569, 30908073, 57400707, 133934983, 401804949]

約数ペア:

[(1, 401804949), (3, 133934983), (7, 57400707), (13, 30908073), (21, 19133569), (39, 10302691), (49, 8200101), (91, 4415439), (147, 2733367), (273, 1471813), (343, 1171443), (613, 655473), (637, 630777), (1029, 390481), (1839, 218491), (1911, 210259), (2401, 167349), (4291, 93639), (4459, 90111), (7203, 55783), (7969, 50421), (12873, 31213), (13377, 30037), (16807, 23907)]