261010486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 497041920

約数和(自身を除く): 236031434

約数列:

[1, 2, 11, 17, 19, 22, 23, 34, 38, 46, 187, 209, 253, 323, 374, 391, 418, 437, 506, 646, 782, 874, 1597, 3194, 3553, 4301, 4807, 7106, 7429, 8602, 9614, 14858, 17567, 27149, 30343, 35134, 36731, 54298, 60686, 73462, 81719, 163438, 298639, 333773, 404041, 515831, 597278, 624427, 667546, 697889, 808082, 1031662, 1248854, 1395778, 5674141, 6868697, 7676779, 11348282, 11864113, 13737394, 15353558, 23728226, 130505243, 261010486]

約数ペア:

[(1, 261010486), (2, 130505243), (11, 23728226), (17, 15353558), (19, 13737394), (22, 11864113), (23, 11348282), (34, 7676779), (38, 6868697), (46, 5674141), (187, 1395778), (209, 1248854), (253, 1031662), (323, 808082), (374, 697889), (391, 667546), (418, 624427), (437, 597278), (506, 515831), (646, 404041), (782, 333773), (874, 298639), (1597, 163438), (3194, 81719), (3553, 73462), (4301, 60686), (4807, 54298), (7106, 36731), (7429, 35134), (8602, 30343), (9614, 27149), (14858, 17567)]