248663896

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 553392000

約数和(自身を除く): 304728104

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 169, 221, 248, 338, 349, 403, 442, 527, 676, 698, 806, 884, 1054, 1352, 1396, 1612, 1768, 2108, 2792, 2873, 3224, 4216, 4537, 5239, 5746, 5933, 6851, 9074, 10478, 10819, 11492, 11866, 13702, 18148, 20956, 21638, 22984, 23732, 27404, 36296, 41912, 43276, 47464, 54808, 58981, 77129, 86552, 89063, 117962, 140647, 154258, 178126, 183923, 235924, 281294, 308516, 356252, 367846, 471848, 562588, 617032, 712504, 735692, 1002677, 1125176, 1471384, 1828411, 2005354, 2390999, 3656822, 4010708, 4781998, 7313644, 8021416, 9563996, 14627288, 19127992, 31082987, 62165974, 124331948, 248663896]

約数ペア:

[(1, 248663896), (2, 124331948), (4, 62165974), (8, 31082987), (13, 19127992), (17, 14627288), (26, 9563996), (31, 8021416), (34, 7313644), (52, 4781998), (62, 4010708), (68, 3656822), (104, 2390999), (124, 2005354), (136, 1828411), (169, 1471384), (221, 1125176), (248, 1002677), (338, 735692), (349, 712504), (403, 617032), (442, 562588), (527, 471848), (676, 367846), (698, 356252), (806, 308516), (884, 281294), (1054, 235924), (1352, 183923), (1396, 178126), (1612, 154258), (1768, 140647), (2108, 117962), (2792, 89063), (2873, 86552), (3224, 77129), (4216, 58981), (4537, 54808), (5239, 47464), (5746, 43276), (5933, 41912), (6851, 36296), (9074, 27404), (10478, 23732), (10819, 22984), (11492, 21638), (11866, 20956), (13702, 18148)]