55974321

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 95921280

約数和(自身を除く): 39946959

約数列:

[1, 3, 9, 13, 27, 29, 39, 47, 81, 87, 117, 141, 169, 243, 261, 351, 377, 423, 507, 611, 783, 1053, 1131, 1269, 1363, 1521, 1833, 2349, 3159, 3393, 3807, 4089, 4563, 4901, 5499, 7047, 7943, 10179, 11421, 12267, 13689, 14703, 16497, 17719, 23829, 30537, 36801, 41067, 44109, 49491, 53157, 71487, 91611, 110403, 132327, 148473, 159471, 214461, 230347, 331209, 396981, 478413, 643383, 691041, 1190943, 1435239, 1930149, 2073123, 4305717, 6219369, 18658107, 55974321]

約数ペア:

[(1, 55974321), (3, 18658107), (9, 6219369), (13, 4305717), (27, 2073123), (29, 1930149), (39, 1435239), (47, 1190943), (81, 691041), (87, 643383), (117, 478413), (141, 396981), (169, 331209), (243, 230347), (261, 214461), (351, 159471), (377, 148473), (423, 132327), (507, 110403), (611, 91611), (783, 71487), (1053, 53157), (1131, 49491), (1269, 44109), (1363, 41067), (1521, 36801), (1833, 30537), (2349, 23829), (3159, 17719), (3393, 16497), (3807, 14703), (4089, 13689), (4563, 12267), (4901, 11421), (5499, 10179), (7047, 7943)]