2990708

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 6499584

約数和(自身を除く): 3508876

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 103, 119, 122, 206, 238, 244, 412, 427, 476, 721, 854, 1037, 1442, 1708, 1751, 2074, 2884, 3502, 4148, 6283, 7004, 7259, 12257, 12566, 14518, 24514, 25132, 29036, 43981, 49028, 87962, 106811, 175924, 213622, 427244, 747677, 1495354, 2990708]

約数ペア:

[(1, 2990708), (2, 1495354), (4, 747677), (7, 427244), (14, 213622), (17, 175924), (28, 106811), (34, 87962), (61, 49028), (68, 43981), (103, 29036), (119, 25132), (122, 24514), (206, 14518), (238, 12566), (244, 12257), (412, 7259), (427, 7004), (476, 6283), (721, 4148), (854, 3502), (1037, 2884), (1442, 2074), (1708, 1751)]