249758285469

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1\times {\mathrm{20071}}^1$

素因数の和:20718

約数の個数: 64

約数和(自身を含む): 420035985408

約数和(自身を除く): 170277699939

約数列:

[1, 3, 7, 11, 21, 33, 77, 103, 231, 309, 523, 721, 1133, 1569, 2163, 3399, 3661, 5753, 7931, 10983, 17259, 20071, 23793, 40271, 53869, 60213, 120813, 140497, 161607, 220781, 377083, 421491, 592559, 662343, 1131249, 1545467, 1777677, 2067313, 4147913, 4636401, 6201939, 10497133, 12443739, 14471191, 22740443, 31491399, 43413573, 68221329, 73479931, 115468463, 159183101, 220439793, 346405389, 477549303, 808279241, 1081204699, 2424837723, 3243614097, 7568432893, 11893251689, 22705298679, 35679755067, 83252761823, 249758285469]

約数ペア:

[(1, 249758285469), (3, 83252761823), (7, 35679755067), (11, 22705298679), (21, 11893251689), (33, 7568432893), (77, 3243614097), (103, 2424837723), (231, 1081204699), (309, 808279241), (523, 477549303), (721, 346405389), (1133, 220439793), (1569, 159183101), (2163, 115468463), (3399, 73479931), (3661, 68221329), (5753, 43413573), (7931, 31491399), (10983, 22740443), (17259, 14471191), (20071, 12443739), (23793, 10497133), (40271, 6201939), (53869, 4636401), (60213, 4147913), (120813, 2067313), (140497, 1777677), (161607, 1545467), (220781, 1131249), (377083, 662343), (421491, 592559)]