217996842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6353}}^1$

素因数の和:6427

約数の個数: 64

約数和(自身を含む): 536785920

約数和(自身を除く): 318789078

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 114, 129, 133, 258, 266, 301, 399, 602, 798, 817, 903, 1634, 1806, 2451, 4902, 5719, 6353, 11438, 12706, 17157, 19059, 34314, 38118, 44471, 88942, 120707, 133413, 241414, 266826, 273179, 362121, 546358, 724242, 819537, 844949, 1639074, 1689898, 1912253, 2534847, 3824506, 5069694, 5190401, 5736759, 10380802, 11473518, 15571203, 31142406, 36332807, 72665614, 108998421, 217996842]

約数ペア:

[(1, 217996842), (2, 108998421), (3, 72665614), (6, 36332807), (7, 31142406), (14, 15571203), (19, 11473518), (21, 10380802), (38, 5736759), (42, 5190401), (43, 5069694), (57, 3824506), (86, 2534847), (114, 1912253), (129, 1689898), (133, 1639074), (258, 844949), (266, 819537), (301, 724242), (399, 546358), (602, 362121), (798, 273179), (817, 266826), (903, 241414), (1634, 133413), (1806, 120707), (2451, 88942), (4902, 44471), (5719, 38118), (6353, 34314), (11438, 19059), (12706, 17157)]