998730992

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 2244118272

約数和(自身を除く): 1245387280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 227, 241, 326, 454, 482, 652, 908, 964, 1141, 1304, 1589, 1687, 1816, 1928, 2282, 2608, 3178, 3374, 3632, 3856, 4564, 6356, 6748, 9128, 12712, 13496, 18256, 25424, 26992, 37001, 39283, 54707, 74002, 78566, 109414, 148004, 157132, 218828, 259007, 274981, 296008, 314264, 382949, 437656, 518014, 549962, 592016, 628528, 765898, 875312, 1036028, 1099924, 1531796, 2072056, 2199848, 3063592, 4144112, 4399696, 6127184, 8917241, 17834482, 35668964, 62420687, 71337928, 124841374, 142675856, 249682748, 499365496, 998730992]

約数ペア:

[(1, 998730992), (2, 499365496), (4, 249682748), (7, 142675856), (8, 124841374), (14, 71337928), (16, 62420687), (28, 35668964), (56, 17834482), (112, 8917241), (163, 6127184), (227, 4399696), (241, 4144112), (326, 3063592), (454, 2199848), (482, 2072056), (652, 1531796), (908, 1099924), (964, 1036028), (1141, 875312), (1304, 765898), (1589, 628528), (1687, 592016), (1816, 549962), (1928, 518014), (2282, 437656), (2608, 382949), (3178, 314264), (3374, 296008), (3632, 274981), (3856, 259007), (4564, 218828), (6356, 157132), (6748, 148004), (9128, 109414), (12712, 78566), (13496, 74002), (18256, 54707), (25424, 39283), (26992, 37001)]