221489172

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8629}}^1$

素因数の和:8693

約数の個数: 72

約数和(自身を含む): 603133440

約数和(自身を除く): 381644268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1116, 1426, 2139, 2852, 4278, 6417, 8556, 8629, 12834, 17258, 25668, 25887, 34516, 51774, 77661, 103548, 155322, 198467, 267499, 310644, 396934, 534998, 595401, 793868, 802497, 1069996, 1190802, 1604994, 1786203, 2381604, 2407491, 3209988, 3572406, 4814982, 6152477, 7144812, 9629964, 12304954, 18457431, 24609908, 36914862, 55372293, 73829724, 110744586, 221489172]

約数ペア:

[(1, 221489172), (2, 110744586), (3, 73829724), (4, 55372293), (6, 36914862), (9, 24609908), (12, 18457431), (18, 12304954), (23, 9629964), (31, 7144812), (36, 6152477), (46, 4814982), (62, 3572406), (69, 3209988), (92, 2407491), (93, 2381604), (124, 1786203), (138, 1604994), (186, 1190802), (207, 1069996), (276, 802497), (279, 793868), (372, 595401), (414, 534998), (558, 396934), (713, 310644), (828, 267499), (1116, 198467), (1426, 155322), (2139, 103548), (2852, 77661), (4278, 51774), (6417, 34516), (8556, 25887), (8629, 25668), (12834, 17258)]