7661898

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 18432000

約数和(自身を除く): 10770102

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 93, 138, 186, 199, 207, 279, 398, 414, 558, 597, 621, 713, 837, 1194, 1242, 1426, 1674, 1791, 2139, 3582, 4278, 4577, 5373, 6169, 6417, 9154, 10746, 12338, 12834, 13731, 18507, 19251, 27462, 37014, 38502, 41193, 55521, 82386, 111042, 123579, 141887, 166563, 247158, 283774, 333126, 425661, 851322, 1276983, 2553966, 3830949, 7661898]

約数ペア:

[(1, 7661898), (2, 3830949), (3, 2553966), (6, 1276983), (9, 851322), (18, 425661), (23, 333126), (27, 283774), (31, 247158), (46, 166563), (54, 141887), (62, 123579), (69, 111042), (93, 82386), (138, 55521), (186, 41193), (199, 38502), (207, 37014), (279, 27462), (398, 19251), (414, 18507), (558, 13731), (597, 12834), (621, 12338), (713, 10746), (837, 9154), (1194, 6417), (1242, 6169), (1426, 5373), (1674, 4577), (1791, 4278), (2139, 3582)]