201557685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1870

約数の個数: 64

約数和(自身を含む): 391795200

約数和(自身を除く): 190237515

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 37, 87, 105, 111, 145, 185, 203, 259, 435, 555, 609, 777, 1015, 1073, 1295, 1789, 3045, 3219, 3885, 5365, 5367, 7511, 8945, 12523, 16095, 22533, 26835, 37555, 37569, 51881, 62615, 66193, 112665, 155643, 187845, 198579, 259405, 330965, 363167, 463351, 778215, 992895, 1089501, 1390053, 1815835, 1919597, 2316755, 5447505, 5758791, 6950265, 9597985, 13437179, 28793955, 40311537, 67185895, 201557685]

約数ペア:

[(1, 201557685), (3, 67185895), (5, 40311537), (7, 28793955), (15, 13437179), (21, 9597985), (29, 6950265), (35, 5758791), (37, 5447505), (87, 2316755), (105, 1919597), (111, 1815835), (145, 1390053), (185, 1089501), (203, 992895), (259, 778215), (435, 463351), (555, 363167), (609, 330965), (777, 259405), (1015, 198579), (1073, 187845), (1295, 155643), (1789, 112665), (3045, 66193), (3219, 62615), (3885, 51881), (5365, 37569), (5367, 37555), (7511, 26835), (8945, 22533), (12523, 16095)]