2553966

素因数分解:

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

素因数の和:261

約数の個数: 48

約数和(自身を含む): 5990400

約数和(自身を除く): 3436434

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 138, 186, 199, 207, 279, 398, 414, 558, 597, 713, 1194, 1426, 1791, 2139, 3582, 4278, 4577, 6169, 6417, 9154, 12338, 12834, 13731, 18507, 27462, 37014, 41193, 55521, 82386, 111042, 141887, 283774, 425661, 851322, 1276983, 2553966]

約数ペア:

[(1, 2553966), (2, 1276983), (3, 851322), (6, 425661), (9, 283774), (18, 141887), (23, 111042), (31, 82386), (46, 55521), (62, 41193), (69, 37014), (93, 27462), (138, 18507), (186, 13731), (199, 12834), (207, 12338), (279, 9154), (398, 6417), (414, 6169), (558, 4577), (597, 4278), (713, 3582), (1194, 2139), (1426, 1791)]