917490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 2674944

約数和(自身を除く): 1757454

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 257, 357, 510, 514, 595, 714, 771, 1190, 1285, 1542, 1785, 1799, 2570, 3570, 3598, 3855, 4369, 5397, 7710, 8738, 8995, 10794, 13107, 17990, 21845, 26214, 26985, 30583, 43690, 53970, 61166, 65535, 91749, 131070, 152915, 183498, 305830, 458745, 917490]

約数ペア:

[(1, 917490), (2, 458745), (3, 305830), (5, 183498), (6, 152915), (7, 131070), (10, 91749), (14, 65535), (15, 61166), (17, 53970), (21, 43690), (30, 30583), (34, 26985), (35, 26214), (42, 21845), (51, 17990), (70, 13107), (85, 10794), (102, 8995), (105, 8738), (119, 7710), (170, 5397), (210, 4369), (238, 3855), (255, 3598), (257, 3570), (357, 2570), (510, 1799), (514, 1785), (595, 1542), (714, 1285), (771, 1190)]