28400502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 63995904

約数和(自身を除く): 35595402

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 61, 78, 94, 122, 127, 141, 183, 254, 282, 366, 381, 611, 762, 793, 1222, 1586, 1651, 1833, 2379, 2867, 3302, 3666, 4758, 4953, 5734, 5969, 7747, 8601, 9906, 11938, 15494, 17202, 17907, 23241, 35814, 37271, 46482, 74542, 77597, 100711, 111813, 155194, 201422, 223626, 232791, 302133, 364109, 465582, 604266, 728218, 1092327, 2184654, 4733417, 9466834, 14200251, 28400502]

約数ペア:

[(1, 28400502), (2, 14200251), (3, 9466834), (6, 4733417), (13, 2184654), (26, 1092327), (39, 728218), (47, 604266), (61, 465582), (78, 364109), (94, 302133), (122, 232791), (127, 223626), (141, 201422), (183, 155194), (254, 111813), (282, 100711), (366, 77597), (381, 74542), (611, 46482), (762, 37271), (793, 35814), (1222, 23241), (1586, 17907), (1651, 17202), (1833, 15494), (2379, 11938), (2867, 9906), (3302, 8601), (3666, 7747), (4758, 5969), (4953, 5734)]