261752128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21871}}^1$

素因数の和:21911

約数の個数: 56

約数和(自身を含む): 599992704

約数和(自身を除く): 338240576

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 2992, 5984, 11968, 21871, 43742, 87484, 174968, 240581, 349936, 371807, 481162, 699872, 743614, 962324, 1399744, 1487228, 1924648, 2974456, 3849296, 4089877, 5948912, 7698592, 8179754, 11897824, 15397184, 16359508, 23795648, 32719016, 65438032, 130876064, 261752128]

約数ペア:

[(1, 261752128), (2, 130876064), (4, 65438032), (8, 32719016), (11, 23795648), (16, 16359508), (17, 15397184), (22, 11897824), (32, 8179754), (34, 7698592), (44, 5948912), (64, 4089877), (68, 3849296), (88, 2974456), (136, 1924648), (176, 1487228), (187, 1399744), (272, 962324), (352, 743614), (374, 699872), (544, 481162), (704, 371807), (748, 349936), (1088, 240581), (1496, 174968), (2992, 87484), (5984, 43742), (11968, 21871)]