661259664

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{353237}}^1$

素因数の和:353264

約数の個数: 60

約数和(自身を含む): 1992968796

約数和(自身を除く): 1331709132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 353237, 706474, 1059711, 1412948, 2119422, 2825896, 3179133, 4238844, 4592081, 5651792, 6358266, 8477688, 9184162, 12716532, 13776243, 16955376, 18368324, 25433064, 27552486, 36736648, 41328729, 50866128, 55104972, 73473296, 82657458, 110209944, 165314916, 220419888, 330629832, 661259664]

約数ペア:

[(1, 661259664), (2, 330629832), (3, 220419888), (4, 165314916), (6, 110209944), (8, 82657458), (9, 73473296), (12, 55104972), (13, 50866128), (16, 41328729), (18, 36736648), (24, 27552486), (26, 25433064), (36, 18368324), (39, 16955376), (48, 13776243), (52, 12716532), (72, 9184162), (78, 8477688), (104, 6358266), (117, 5651792), (144, 4592081), (156, 4238844), (208, 3179133), (234, 2825896), (312, 2119422), (468, 1412948), (624, 1059711), (936, 706474), (1872, 353237)]