28195112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 62519040

約数和(自身を除く): 34323928

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 47, 68, 88, 94, 136, 187, 188, 374, 376, 401, 517, 748, 799, 802, 1034, 1496, 1598, 1604, 2068, 3196, 3208, 4136, 4411, 6392, 6817, 8789, 8822, 13634, 17578, 17644, 18847, 27268, 35156, 35288, 37694, 54536, 70312, 74987, 75388, 149974, 150776, 207317, 299948, 320399, 414634, 599896, 640798, 829268, 1281596, 1658536, 2563192, 3524389, 7048778, 14097556, 28195112]

約数ペア:

[(1, 28195112), (2, 14097556), (4, 7048778), (8, 3524389), (11, 2563192), (17, 1658536), (22, 1281596), (34, 829268), (44, 640798), (47, 599896), (68, 414634), (88, 320399), (94, 299948), (136, 207317), (187, 150776), (188, 149974), (374, 75388), (376, 74987), (401, 70312), (517, 54536), (748, 37694), (799, 35288), (802, 35156), (1034, 27268), (1496, 18847), (1598, 17644), (1604, 17578), (2068, 13634), (3196, 8822), (3208, 8789), (4136, 6817), (4411, 6392)]