30707145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 61731072

約数和(自身を除く): 31023927

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1373, 1491, 2485, 3195, 4119, 4473, 6865, 7455, 9611, 12357, 20595, 22365, 28833, 48055, 61785, 86499, 97483, 144165, 292449, 432495, 487415, 682381, 877347, 1462245, 2047143, 3411905, 4386735, 6141429, 10235715, 30707145]

約数ペア:

[(1, 30707145), (3, 10235715), (5, 6141429), (7, 4386735), (9, 3411905), (15, 2047143), (21, 1462245), (35, 877347), (45, 682381), (63, 487415), (71, 432495), (105, 292449), (213, 144165), (315, 97483), (355, 86499), (497, 61785), (639, 48055), (1065, 28833), (1373, 22365), (1491, 20595), (2485, 12357), (3195, 9611), (4119, 7455), (4473, 6865)]