491569464

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{1993}}^1$

素因数の和:2284

約数の個数: 64

約数和(自身を含む): 1263398400

約数和(自身を除く): 771828936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 239, 258, 344, 478, 516, 717, 956, 1032, 1434, 1912, 1993, 2868, 3986, 5736, 5979, 7972, 10277, 11958, 15944, 20554, 23916, 30831, 41108, 47832, 61662, 82216, 85699, 123324, 171398, 246648, 257097, 342796, 476327, 514194, 685592, 952654, 1028388, 1428981, 1905308, 2056776, 2857962, 3810616, 5715924, 11431848, 20482061, 40964122, 61446183, 81928244, 122892366, 163856488, 245784732, 491569464]

約数ペア:

[(1, 491569464), (2, 245784732), (3, 163856488), (4, 122892366), (6, 81928244), (8, 61446183), (12, 40964122), (24, 20482061), (43, 11431848), (86, 5715924), (129, 3810616), (172, 2857962), (239, 2056776), (258, 1905308), (344, 1428981), (478, 1028388), (516, 952654), (717, 685592), (956, 514194), (1032, 476327), (1434, 342796), (1912, 257097), (1993, 246648), (2868, 171398), (3986, 123324), (5736, 85699), (5979, 82216), (7972, 61662), (10277, 47832), (11958, 41108), (15944, 30831), (20554, 23916)]