28428488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 63659520

約数和(自身を除く): 35231032

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 527, 613, 682, 748, 1054, 1226, 1364, 1496, 2108, 2452, 2728, 4216, 4904, 5797, 6743, 10421, 11594, 13486, 19003, 20842, 23188, 26972, 38006, 41684, 46376, 53944, 76012, 83368, 114631, 152024, 209033, 229262, 323051, 418066, 458524, 646102, 836132, 917048, 1292204, 1672264, 2584408, 3553561, 7107122, 14214244, 28428488]

約数ペア:

[(1, 28428488), (2, 14214244), (4, 7107122), (8, 3553561), (11, 2584408), (17, 1672264), (22, 1292204), (31, 917048), (34, 836132), (44, 646102), (62, 458524), (68, 418066), (88, 323051), (124, 229262), (136, 209033), (187, 152024), (248, 114631), (341, 83368), (374, 76012), (527, 53944), (613, 46376), (682, 41684), (748, 38006), (1054, 26972), (1226, 23188), (1364, 20842), (1496, 19003), (2108, 13486), (2452, 11594), (2728, 10421), (4216, 6743), (4904, 5797)]