221279352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18043}}^1$

素因数の和:18132

約数の個数: 64

約数和(自身を含む): 640922880

約数和(自身を除く): 419643528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1752, 2044, 3066, 4088, 6132, 12264, 18043, 36086, 54129, 72172, 108258, 126301, 144344, 216516, 252602, 378903, 433032, 505204, 757806, 1010408, 1317139, 1515612, 2634278, 3031224, 3951417, 5268556, 7902834, 9219973, 10537112, 15805668, 18439946, 27659919, 31611336, 36879892, 55319838, 73759784, 110639676, 221279352]

約数ペア:

[(1, 221279352), (2, 110639676), (3, 73759784), (4, 55319838), (6, 36879892), (7, 31611336), (8, 27659919), (12, 18439946), (14, 15805668), (21, 10537112), (24, 9219973), (28, 7902834), (42, 5268556), (56, 3951417), (73, 3031224), (84, 2634278), (146, 1515612), (168, 1317139), (219, 1010408), (292, 757806), (438, 505204), (511, 433032), (584, 378903), (876, 252602), (1022, 216516), (1533, 144344), (1752, 126301), (2044, 108258), (3066, 72172), (4088, 54129), (6132, 36086), (12264, 18043)]