4138965

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 8110080

約数和(自身を除く): 3971115

約数列:

[1, 3, 5, 9, 15, 23, 27, 31, 43, 45, 69, 93, 115, 129, 135, 155, 207, 215, 279, 345, 387, 465, 621, 645, 713, 837, 989, 1035, 1161, 1333, 1395, 1935, 2139, 2967, 3105, 3565, 3999, 4185, 4945, 5805, 6417, 6665, 8901, 10695, 11997, 14835, 19251, 19995, 26703, 30659, 32085, 35991, 44505, 59985, 91977, 96255, 133515, 153295, 179955, 275931, 459885, 827793, 1379655, 4138965]

約数ペア:

[(1, 4138965), (3, 1379655), (5, 827793), (9, 459885), (15, 275931), (23, 179955), (27, 153295), (31, 133515), (43, 96255), (45, 91977), (69, 59985), (93, 44505), (115, 35991), (129, 32085), (135, 30659), (155, 26703), (207, 19995), (215, 19251), (279, 14835), (345, 11997), (387, 10695), (465, 8901), (621, 6665), (645, 6417), (713, 5805), (837, 4945), (989, 4185), (1035, 3999), (1161, 3565), (1333, 3105), (1395, 2967), (1935, 2139)]