9781492

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 20643840

約数和(自身を除く): 10862348

約数列:

[1, 2, 4, 7, 14, 28, 31, 59, 62, 118, 124, 191, 217, 236, 382, 413, 434, 764, 826, 868, 1337, 1652, 1829, 2674, 3658, 5348, 5921, 7316, 11269, 11842, 12803, 22538, 23684, 25606, 41447, 45076, 51212, 78883, 82894, 157766, 165788, 315532, 349339, 698678, 1397356, 2445373, 4890746, 9781492]

約数ペア:

[(1, 9781492), (2, 4890746), (4, 2445373), (7, 1397356), (14, 698678), (28, 349339), (31, 315532), (59, 165788), (62, 157766), (118, 82894), (124, 78883), (191, 51212), (217, 45076), (236, 41447), (382, 25606), (413, 23684), (434, 22538), (764, 12803), (826, 11842), (868, 11269), (1337, 7316), (1652, 5921), (1829, 5348), (2674, 3658)]