393104270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1801}}^1$

素因数の和:1917

約数の個数: 64

約数和(自身を含む): 806488704

約数和(自身を除く): 413384434

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 73, 115, 130, 146, 230, 299, 365, 598, 730, 949, 1495, 1679, 1801, 1898, 2990, 3358, 3602, 4745, 8395, 9005, 9490, 16790, 18010, 21827, 23413, 41423, 43654, 46826, 82846, 109135, 117065, 131473, 207115, 218270, 234130, 262946, 414230, 538499, 657365, 1076998, 1314730, 1709149, 2692495, 3023879, 3418298, 5384990, 6047758, 8545745, 15119395, 17091490, 30238790, 39310427, 78620854, 196552135, 393104270]

約数ペア:

[(1, 393104270), (2, 196552135), (5, 78620854), (10, 39310427), (13, 30238790), (23, 17091490), (26, 15119395), (46, 8545745), (65, 6047758), (73, 5384990), (115, 3418298), (130, 3023879), (146, 2692495), (230, 1709149), (299, 1314730), (365, 1076998), (598, 657365), (730, 538499), (949, 414230), (1495, 262946), (1679, 234130), (1801, 218270), (1898, 207115), (2990, 131473), (3358, 117065), (3602, 109135), (4745, 82846), (8395, 46826), (9005, 43654), (9490, 41423), (16790, 23413), (18010, 21827)]