221301684

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{3361}}^1$

素因数の和:3461

約数の個数: 72

約数和(自身を含む): 587408640

約数和(自身を除く): 366106956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 59, 62, 93, 118, 124, 177, 186, 236, 279, 354, 372, 531, 558, 708, 1062, 1116, 1829, 2124, 3361, 3658, 5487, 6722, 7316, 10083, 10974, 13444, 16461, 20166, 21948, 30249, 32922, 40332, 60498, 65844, 104191, 120996, 198299, 208382, 312573, 396598, 416764, 594897, 625146, 793196, 937719, 1189794, 1250292, 1784691, 1875438, 2379588, 3569382, 3750876, 6147269, 7138764, 12294538, 18441807, 24589076, 36883614, 55325421, 73767228, 110650842, 221301684]

約数ペア:

[(1, 221301684), (2, 110650842), (3, 73767228), (4, 55325421), (6, 36883614), (9, 24589076), (12, 18441807), (18, 12294538), (31, 7138764), (36, 6147269), (59, 3750876), (62, 3569382), (93, 2379588), (118, 1875438), (124, 1784691), (177, 1250292), (186, 1189794), (236, 937719), (279, 793196), (354, 625146), (372, 594897), (531, 416764), (558, 396598), (708, 312573), (1062, 208382), (1116, 198299), (1829, 120996), (2124, 104191), (3361, 65844), (3658, 60498), (5487, 40332), (6722, 32922), (7316, 30249), (10083, 21948), (10974, 20166), (13444, 16461)]