981708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 3010560

約数和(自身を除く): 2028852

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 31, 39, 42, 52, 58, 62, 78, 84, 87, 91, 93, 116, 124, 156, 174, 182, 186, 203, 217, 273, 348, 364, 372, 377, 403, 406, 434, 546, 609, 651, 754, 806, 812, 868, 899, 1092, 1131, 1209, 1218, 1302, 1508, 1612, 1798, 2262, 2418, 2436, 2604, 2639, 2697, 2821, 3596, 4524, 4836, 5278, 5394, 5642, 6293, 7917, 8463, 10556, 10788, 11284, 11687, 12586, 15834, 16926, 18879, 23374, 25172, 31668, 33852, 35061, 37758, 46748, 70122, 75516, 81809, 140244, 163618, 245427, 327236, 490854, 981708]

約数ペア:

[(1, 981708), (2, 490854), (3, 327236), (4, 245427), (6, 163618), (7, 140244), (12, 81809), (13, 75516), (14, 70122), (21, 46748), (26, 37758), (28, 35061), (29, 33852), (31, 31668), (39, 25172), (42, 23374), (52, 18879), (58, 16926), (62, 15834), (78, 12586), (84, 11687), (87, 11284), (91, 10788), (93, 10556), (116, 8463), (124, 7917), (156, 6293), (174, 5642), (182, 5394), (186, 5278), (203, 4836), (217, 4524), (273, 3596), (348, 2821), (364, 2697), (372, 2639), (377, 2604), (403, 2436), (406, 2418), (434, 2262), (546, 1798), (609, 1612), (651, 1508), (754, 1302), (806, 1218), (812, 1209), (868, 1131), (899, 1092)]