248418352

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2797}}^1$

素因数の和:2886

約数の個数: 80

約数和(自身を含む): 602308672

約数和(自身を除く): 353890320

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1456, 1586, 1708, 2797, 3172, 3416, 5551, 5594, 6344, 6832, 11102, 11188, 12688, 19579, 22204, 22376, 36361, 39158, 44408, 44752, 72722, 78316, 88816, 145444, 156632, 170617, 254527, 290888, 313264, 341234, 509054, 581776, 682468, 1018108, 1194319, 1364936, 2036216, 2218021, 2388638, 2729872, 4072432, 4436042, 4777276, 8872084, 9554552, 15526147, 17744168, 19109104, 31052294, 35488336, 62104588, 124209176, 248418352]

約数ペア:

[(1, 248418352), (2, 124209176), (4, 62104588), (7, 35488336), (8, 31052294), (13, 19109104), (14, 17744168), (16, 15526147), (26, 9554552), (28, 8872084), (52, 4777276), (56, 4436042), (61, 4072432), (91, 2729872), (104, 2388638), (112, 2218021), (122, 2036216), (182, 1364936), (208, 1194319), (244, 1018108), (364, 682468), (427, 581776), (488, 509054), (728, 341234), (793, 313264), (854, 290888), (976, 254527), (1456, 170617), (1586, 156632), (1708, 145444), (2797, 88816), (3172, 78316), (3416, 72722), (5551, 44752), (5594, 44408), (6344, 39158), (6832, 36361), (11102, 22376), (11188, 22204), (12688, 19579)]