291288123

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{593}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 520058880

約数和(自身を除く): 228770757

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 113, 161, 189, 207, 339, 483, 593, 621, 791, 1017, 1449, 1779, 2373, 2599, 3051, 4151, 4347, 5337, 7119, 7797, 12453, 13639, 16011, 18193, 21357, 23391, 37359, 40917, 54579, 67009, 70173, 95473, 112077, 122751, 163737, 201027, 286419, 368253, 469063, 491211, 603081, 859257, 1407189, 1541207, 1809243, 2577771, 4221567, 4623621, 10788449, 12664701, 13870863, 32365347, 41612589, 97096041, 291288123]

約数ペア:

[(1, 291288123), (3, 97096041), (7, 41612589), (9, 32365347), (21, 13870863), (23, 12664701), (27, 10788449), (63, 4623621), (69, 4221567), (113, 2577771), (161, 1809243), (189, 1541207), (207, 1407189), (339, 859257), (483, 603081), (593, 491211), (621, 469063), (791, 368253), (1017, 286419), (1449, 201027), (1779, 163737), (2373, 122751), (2599, 112077), (3051, 95473), (4151, 70173), (4347, 67009), (5337, 54579), (7119, 40917), (7797, 37359), (12453, 23391), (13639, 21357), (16011, 18193)]