28210572

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 80156160

約数和(自身を除く): 51945588

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 108, 117, 142, 156, 213, 234, 283, 284, 351, 426, 468, 566, 639, 702, 849, 852, 923, 1132, 1278, 1404, 1698, 1846, 1917, 2547, 2556, 2769, 3396, 3679, 3692, 3834, 5094, 5538, 7358, 7641, 7668, 8307, 10188, 11037, 11076, 14716, 15282, 16614, 20093, 22074, 24921, 30564, 33111, 33228, 40186, 44148, 49842, 60279, 66222, 80372, 99333, 99684, 120558, 132444, 180837, 198666, 241116, 261209, 361674, 397332, 522418, 542511, 723348, 783627, 1044836, 1085022, 1567254, 2170044, 2350881, 3134508, 4701762, 7052643, 9403524, 14105286, 28210572]

約数ペア:

[(1, 28210572), (2, 14105286), (3, 9403524), (4, 7052643), (6, 4701762), (9, 3134508), (12, 2350881), (13, 2170044), (18, 1567254), (26, 1085022), (27, 1044836), (36, 783627), (39, 723348), (52, 542511), (54, 522418), (71, 397332), (78, 361674), (108, 261209), (117, 241116), (142, 198666), (156, 180837), (213, 132444), (234, 120558), (283, 99684), (284, 99333), (351, 80372), (426, 66222), (468, 60279), (566, 49842), (639, 44148), (702, 40186), (849, 33228), (852, 33111), (923, 30564), (1132, 24921), (1278, 22074), (1404, 20093), (1698, 16614), (1846, 15282), (1917, 14716), (2547, 11076), (2556, 11037), (2769, 10188), (3396, 8307), (3679, 7668), (3692, 7641), (3834, 7358), (5094, 5538)]