281679944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6343}}^1$

素因数の和:6430

約数の個数: 64

約数和(自身を含む): 660791040

約数和(自身を除く): 379111096

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 61, 91, 104, 122, 182, 244, 364, 427, 488, 728, 793, 854, 1586, 1708, 3172, 3416, 5551, 6343, 6344, 11102, 12686, 22204, 25372, 44401, 44408, 50744, 82459, 88802, 164918, 177604, 329836, 355208, 386923, 577213, 659672, 773846, 1154426, 1547692, 2308852, 2708461, 3095384, 4617704, 5029999, 5416922, 10059998, 10833844, 20119996, 21667688, 35209993, 40239992, 70419986, 140839972, 281679944]

約数ペア:

[(1, 281679944), (2, 140839972), (4, 70419986), (7, 40239992), (8, 35209993), (13, 21667688), (14, 20119996), (26, 10833844), (28, 10059998), (52, 5416922), (56, 5029999), (61, 4617704), (91, 3095384), (104, 2708461), (122, 2308852), (182, 1547692), (244, 1154426), (364, 773846), (427, 659672), (488, 577213), (728, 386923), (793, 355208), (854, 329836), (1586, 177604), (1708, 164918), (3172, 88802), (3416, 82459), (5551, 50744), (6343, 44408), (6344, 44401), (11102, 25372), (12686, 22204)]