661357032

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{49831}}^1$

素因数の和:49926

約数の個数: 64

約数和(自身を含む): 1913548800

約数和(自身を除く): 1252191768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 13272, 49831, 99662, 149493, 199324, 298986, 348817, 398648, 597972, 697634, 1046451, 1195944, 1395268, 2092902, 2790536, 3936649, 4185804, 7873298, 8371608, 11809947, 15746596, 23619894, 27556543, 31493192, 47239788, 55113086, 82669629, 94479576, 110226172, 165339258, 220452344, 330678516, 661357032]

約数ペア:

[(1, 661357032), (2, 330678516), (3, 220452344), (4, 165339258), (6, 110226172), (7, 94479576), (8, 82669629), (12, 55113086), (14, 47239788), (21, 31493192), (24, 27556543), (28, 23619894), (42, 15746596), (56, 11809947), (79, 8371608), (84, 7873298), (158, 4185804), (168, 3936649), (237, 2790536), (316, 2092902), (474, 1395268), (553, 1195944), (632, 1046451), (948, 697634), (1106, 597972), (1659, 398648), (1896, 348817), (2212, 298986), (3318, 199324), (4424, 149493), (6636, 99662), (13272, 49831)]