1269389745

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:472

約数の個数: 128

約数和(自身を含む): 2599188480

約数和(自身を除く): 1329798735

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 85, 117, 135, 153, 157, 195, 221, 255, 271, 351, 459, 471, 585, 663, 765, 785, 813, 1105, 1355, 1413, 1755, 1989, 2041, 2295, 2355, 2439, 2669, 3315, 3523, 4065, 4239, 4607, 5967, 6123, 7065, 7317, 8007, 9945, 10205, 10569, 12195, 13345, 13821, 17615, 18369, 21195, 23035, 24021, 29835, 30615, 31707, 34697, 36585, 40035, 41463, 42547, 52845, 55107, 59891, 69105, 72063, 91845, 95121, 104091, 120105, 124389, 127641, 158535, 173485, 179673, 207315, 212735, 275535, 299455, 312273, 360315, 382923, 475605, 520455, 539019, 553111, 621945, 638205, 723299, 898365, 936819, 1148769, 1561365, 1617057, 1659333, 1914615, 2169897, 2695095, 2765555, 3616495, 4684095, 4977999, 5743845, 6509691, 8085285, 8296665, 9402887, 10849485, 14933997, 19529073, 24889995, 28208661, 32548455, 47014435, 74669985, 84625983, 97645365, 141043305, 253877949, 423129915, 1269389745]

約数ペア:

[(1, 1269389745), (3, 423129915), (5, 253877949), (9, 141043305), (13, 97645365), (15, 84625983), (17, 74669985), (27, 47014435), (39, 32548455), (45, 28208661), (51, 24889995), (65, 19529073), (85, 14933997), (117, 10849485), (135, 9402887), (153, 8296665), (157, 8085285), (195, 6509691), (221, 5743845), (255, 4977999), (271, 4684095), (351, 3616495), (459, 2765555), (471, 2695095), (585, 2169897), (663, 1914615), (765, 1659333), (785, 1617057), (813, 1561365), (1105, 1148769), (1355, 936819), (1413, 898365), (1755, 723299), (1989, 638205), (2041, 621945), (2295, 553111), (2355, 539019), (2439, 520455), (2669, 475605), (3315, 382923), (3523, 360315), (4065, 312273), (4239, 299455), (4607, 275535), (5967, 212735), (6123, 207315), (7065, 179673), (7317, 173485), (8007, 158535), (9945, 127641), (10205, 124389), (10569, 120105), (12195, 104091), (13345, 95121), (13821, 91845), (17615, 72063), (18369, 69105), (21195, 59891), (23035, 55107), (24021, 52845), (29835, 42547), (30615, 41463), (31707, 40035), (34697, 36585)]