64484991

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 40

約数和(自身を含む): 101307008

約数和(自身を除く): 36822017

約数列:

[1, 3, 9, 27, 31, 61, 81, 93, 183, 279, 421, 549, 837, 1263, 1647, 1891, 2511, 3789, 4941, 5673, 11367, 13051, 17019, 25681, 34101, 39153, 51057, 77043, 117459, 153171, 231129, 352377, 693387, 796111, 1057131, 2080161, 2388333, 7164999, 21494997, 64484991]

約数ペア:

[(1, 64484991), (3, 21494997), (9, 7164999), (27, 2388333), (31, 2080161), (61, 1057131), (81, 796111), (93, 693387), (183, 352377), (279, 231129), (421, 153171), (549, 117459), (837, 77043), (1263, 51057), (1647, 39153), (1891, 34101), (2511, 25681), (3789, 17019), (4941, 13051), (5673, 11367)]