165595521

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 297271296

約数和(自身を除く): 131675775

約数列:

[1, 3, 7, 13, 17, 21, 31, 39, 51, 91, 93, 119, 217, 221, 273, 357, 403, 527, 651, 663, 1151, 1209, 1547, 1581, 2821, 3453, 3689, 4641, 6851, 8057, 8463, 11067, 14963, 19567, 20553, 24171, 35681, 44889, 47957, 58701, 104741, 107043, 136969, 143871, 249767, 254371, 314223, 410907, 463853, 606577, 749301, 763113, 1391559, 1780597, 1819731, 3246971, 4246039, 5341791, 7885501, 9740913, 12738117, 23656503, 55198507, 165595521]

約数ペア:

[(1, 165595521), (3, 55198507), (7, 23656503), (13, 12738117), (17, 9740913), (21, 7885501), (31, 5341791), (39, 4246039), (51, 3246971), (91, 1819731), (93, 1780597), (119, 1391559), (217, 763113), (221, 749301), (273, 606577), (357, 463853), (403, 410907), (527, 314223), (651, 254371), (663, 249767), (1151, 143871), (1209, 136969), (1547, 107043), (1581, 104741), (2821, 58701), (3453, 47957), (3689, 44889), (4641, 35681), (6851, 24171), (8057, 20553), (8463, 19567), (11067, 14963)]