612653223

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^3\times {\mathrm{271}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 1035776000

約数和(自身を除く): 423122777

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 271, 273, 343, 507, 637, 813, 1029, 1183, 1897, 1911, 2197, 3523, 3549, 4459, 5691, 6591, 8281, 10569, 13279, 13377, 15379, 24661, 24843, 39837, 45799, 46137, 57967, 73983, 92953, 107653, 137397, 172627, 173901, 278859, 320593, 322959, 517881, 595387, 753571, 961779, 1208389, 1786161, 2244151, 2260713, 3625167, 4167709, 6732453, 12503127, 15709057, 29173963, 47127171, 87521889, 204217741, 612653223]

約数ペア:

[(1, 612653223), (3, 204217741), (7, 87521889), (13, 47127171), (21, 29173963), (39, 15709057), (49, 12503127), (91, 6732453), (147, 4167709), (169, 3625167), (271, 2260713), (273, 2244151), (343, 1786161), (507, 1208389), (637, 961779), (813, 753571), (1029, 595387), (1183, 517881), (1897, 322959), (1911, 320593), (2197, 278859), (3523, 173901), (3549, 172627), (4459, 137397), (5691, 107653), (6591, 92953), (8281, 73983), (10569, 57967), (13279, 46137), (13377, 45799), (15379, 39837), (24661, 24843)]