201985101

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{2557}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 298487904

約数和(自身を除く): 96502803

約数列:

[1, 3, 9, 67, 131, 201, 393, 603, 1179, 2557, 7671, 8777, 23013, 26331, 78993, 171319, 334967, 513957, 1004901, 1541871, 3014703, 22442789, 67328367, 201985101]

約数ペア:

[(1, 201985101), (3, 67328367), (9, 22442789), (67, 3014703), (131, 1541871), (201, 1004901), (393, 513957), (603, 334967), (1179, 171319), (2557, 78993), (7671, 26331), (8777, 23013)]