17707228

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 40449024

約数和(自身を除く): 22741796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 172, 191, 196, 301, 308, 382, 473, 539, 602, 764, 946, 1078, 1204, 1337, 1892, 2101, 2107, 2156, 2674, 3311, 4202, 4214, 5348, 6622, 8213, 8404, 8428, 9359, 13244, 14707, 16426, 18718, 23177, 29414, 32852, 37436, 46354, 57491, 58828, 90343, 92708, 102949, 114982, 180686, 205898, 229964, 361372, 402437, 411796, 632401, 804874, 1264802, 1609748, 2529604, 4426807, 8853614, 17707228]

約数ペア:

[(1, 17707228), (2, 8853614), (4, 4426807), (7, 2529604), (11, 1609748), (14, 1264802), (22, 804874), (28, 632401), (43, 411796), (44, 402437), (49, 361372), (77, 229964), (86, 205898), (98, 180686), (154, 114982), (172, 102949), (191, 92708), (196, 90343), (301, 58828), (308, 57491), (382, 46354), (473, 37436), (539, 32852), (602, 29414), (764, 23177), (946, 18718), (1078, 16426), (1204, 14707), (1337, 13244), (1892, 9359), (2101, 8428), (2107, 8404), (2156, 8213), (2674, 6622), (3311, 5348), (4202, 4214)]