71724828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{547}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 195912192

約数和(自身を除く): 124187364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 223, 294, 446, 547, 588, 669, 892, 1094, 1338, 1561, 1641, 2188, 2676, 3122, 3282, 3829, 4683, 6244, 6564, 7658, 9366, 10927, 11487, 15316, 18732, 21854, 22974, 26803, 32781, 43708, 45948, 53606, 65562, 80409, 107212, 121981, 131124, 160818, 243962, 321636, 365943, 487924, 731886, 853867, 1463772, 1707734, 2561601, 3415468, 5123202, 5977069, 10246404, 11954138, 17931207, 23908276, 35862414, 71724828]

約数ペア:

[(1, 71724828), (2, 35862414), (3, 23908276), (4, 17931207), (6, 11954138), (7, 10246404), (12, 5977069), (14, 5123202), (21, 3415468), (28, 2561601), (42, 1707734), (49, 1463772), (84, 853867), (98, 731886), (147, 487924), (196, 365943), (223, 321636), (294, 243962), (446, 160818), (547, 131124), (588, 121981), (669, 107212), (892, 80409), (1094, 65562), (1338, 53606), (1561, 45948), (1641, 43708), (2188, 32781), (2676, 26803), (3122, 22974), (3282, 21854), (3829, 18732), (4683, 15316), (6244, 11487), (6564, 10927), (7658, 9366)]