16915212

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 46126080

約数和(自身を除く): 29210868

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, 659, 713, 828, 1116, 1318, 1426, 1977, 2139, 2636, 2852, 3954, 4278, 5931, 6417, 7908, 8556, 11862, 12834, 15157, 20429, 23724, 25668, 30314, 40858, 45471, 60628, 61287, 81716, 90942, 122574, 136413, 181884, 183861, 245148, 272826, 367722, 469867, 545652, 735444, 939734, 1409601, 1879468, 2819202, 4228803, 5638404, 8457606, 16915212]

約数ペア:

[(1, 16915212), (2, 8457606), (3, 5638404), (4, 4228803), (6, 2819202), (9, 1879468), (12, 1409601), (18, 939734), (23, 735444), (31, 545652), (36, 469867), (46, 367722), (62, 272826), (69, 245148), (92, 183861), (93, 181884), (124, 136413), (138, 122574), (186, 90942), (207, 81716), (276, 61287), (279, 60628), (372, 45471), (414, 40858), (558, 30314), (659, 25668), (713, 23724), (828, 20429), (1116, 15157), (1318, 12834), (1426, 11862), (1977, 8556), (2139, 7908), (2636, 6417), (2852, 5931), (3954, 4278)]