240779994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{440989}}^1$

素因数の和:441014

約数の個数: 32

約数和(自身を含む): 592690560

約数和(自身を除く): 351910566

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 440989, 881978, 1322967, 2645934, 3086923, 5732857, 6173846, 9260769, 11465714, 17198571, 18521538, 34397142, 40129999, 80259998, 120389997, 240779994]

約数ペア:

[(1, 240779994), (2, 120389997), (3, 80259998), (6, 40129999), (7, 34397142), (13, 18521538), (14, 17198571), (21, 11465714), (26, 9260769), (39, 6173846), (42, 5732857), (78, 3086923), (91, 2645934), (182, 1322967), (273, 881978), (546, 440989)]