2631447

素因数分解:

$3^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 72

約数和(自身を含む): 5228496

約数和(自身を除く): 2597049

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 49, 51, 63, 81, 91, 117, 119, 147, 153, 189, 221, 243, 273, 351, 357, 441, 459, 567, 637, 663, 819, 833, 1053, 1071, 1323, 1377, 1547, 1701, 1911, 1989, 2457, 2499, 3159, 3213, 3969, 4131, 4641, 5733, 5967, 7371, 7497, 9639, 10829, 11907, 13923, 17199, 17901, 22113, 22491, 28917, 32487, 41769, 51597, 53703, 67473, 97461, 125307, 154791, 202419, 292383, 375921, 877149, 2631447]

約数ペア:

[(1, 2631447), (3, 877149), (7, 375921), (9, 292383), (13, 202419), (17, 154791), (21, 125307), (27, 97461), (39, 67473), (49, 53703), (51, 51597), (63, 41769), (81, 32487), (91, 28917), (117, 22491), (119, 22113), (147, 17901), (153, 17199), (189, 13923), (221, 11907), (243, 10829), (273, 9639), (351, 7497), (357, 7371), (441, 5967), (459, 5733), (567, 4641), (637, 4131), (663, 3969), (819, 3213), (833, 3159), (1053, 2499), (1071, 2457), (1323, 1989), (1377, 1911), (1547, 1701)]