25381746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3551

約数の個数: 48

約数和(自身を含む): 61152000

約数和(自身を除く): 35770254

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3499, 3627, 6998, 7254, 10497, 20994, 31491, 45487, 62982, 90974, 108469, 136461, 216938, 272922, 325407, 409383, 650814, 818766, 976221, 1410097, 1952442, 2820194, 4230291, 8460582, 12690873, 25381746]

約数ペア:

[(1, 25381746), (2, 12690873), (3, 8460582), (6, 4230291), (9, 2820194), (13, 1952442), (18, 1410097), (26, 976221), (31, 818766), (39, 650814), (62, 409383), (78, 325407), (93, 272922), (117, 216938), (186, 136461), (234, 108469), (279, 90974), (403, 62982), (558, 45487), (806, 31491), (1209, 20994), (2418, 10497), (3499, 7254), (3627, 6998)]