3919671

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:273

約数の個数: 40

約数和(自身を含む): 6938624

約数和(自身を除く): 3018953

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 223, 279, 567, 651, 669, 837, 1561, 1953, 2007, 2511, 4683, 5859, 6021, 6913, 14049, 17577, 18063, 20739, 42147, 48391, 62217, 126441, 145173, 186651, 435519, 559953, 1306557, 3919671]

約数ペア:

[(1, 3919671), (3, 1306557), (7, 559953), (9, 435519), (21, 186651), (27, 145173), (31, 126441), (63, 62217), (81, 48391), (93, 42147), (189, 20739), (217, 18063), (223, 17577), (279, 14049), (567, 6913), (651, 6021), (669, 5859), (837, 4683), (1561, 2511), (1953, 2007)]