81371682

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3529}}^1$

素因数の和:3608

約数の個数: 64

約数和(自身を含む): 210105600

約数和(自身を除く): 128733918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 366, 378, 427, 549, 854, 1098, 1281, 1647, 2562, 3294, 3529, 3843, 7058, 7686, 10587, 11529, 21174, 23058, 24703, 31761, 49406, 63522, 74109, 95283, 148218, 190566, 215269, 222327, 430538, 444654, 645807, 666981, 1291614, 1333962, 1506883, 1937421, 3013766, 3874842, 4520649, 5812263, 9041298, 11624526, 13561947, 27123894, 40685841, 81371682]

約数ペア:

[(1, 81371682), (2, 40685841), (3, 27123894), (6, 13561947), (7, 11624526), (9, 9041298), (14, 5812263), (18, 4520649), (21, 3874842), (27, 3013766), (42, 1937421), (54, 1506883), (61, 1333962), (63, 1291614), (122, 666981), (126, 645807), (183, 444654), (189, 430538), (366, 222327), (378, 215269), (427, 190566), (549, 148218), (854, 95283), (1098, 74109), (1281, 63522), (1647, 49406), (2562, 31761), (3294, 24703), (3529, 23058), (3843, 21174), (7058, 11529), (7686, 10587)]