28166472

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 79879800

約数和(自身を除く): 51713328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 97, 109, 111, 148, 194, 218, 222, 291, 296, 327, 333, 388, 436, 444, 582, 654, 666, 776, 872, 873, 888, 981, 1164, 1308, 1332, 1746, 1962, 2328, 2616, 2664, 3492, 3589, 3924, 4033, 6984, 7178, 7848, 8066, 10573, 10767, 12099, 14356, 16132, 21146, 21534, 24198, 28712, 31719, 32264, 32301, 36297, 42292, 43068, 48396, 63438, 64602, 72594, 84584, 86136, 95157, 96792, 126876, 129204, 145188, 190314, 253752, 258408, 290376, 380628, 391201, 761256, 782402, 1173603, 1564804, 2347206, 3129608, 3520809, 4694412, 7041618, 9388824, 14083236, 28166472]

約数ペア:

[(1, 28166472), (2, 14083236), (3, 9388824), (4, 7041618), (6, 4694412), (8, 3520809), (9, 3129608), (12, 2347206), (18, 1564804), (24, 1173603), (36, 782402), (37, 761256), (72, 391201), (74, 380628), (97, 290376), (109, 258408), (111, 253752), (148, 190314), (194, 145188), (218, 129204), (222, 126876), (291, 96792), (296, 95157), (327, 86136), (333, 84584), (388, 72594), (436, 64602), (444, 63438), (582, 48396), (654, 43068), (666, 42292), (776, 36297), (872, 32301), (873, 32264), (888, 31719), (981, 28712), (1164, 24198), (1308, 21534), (1332, 21146), (1746, 16132), (1962, 14356), (2328, 12099), (2616, 10767), (2664, 10573), (3492, 8066), (3589, 7848), (3924, 7178), (4033, 6984)]