25357969

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 7543151

約数列:

[1, 7, 13, 31, 89, 91, 101, 217, 403, 623, 707, 1157, 1313, 2759, 2821, 3131, 8099, 8989, 9191, 19313, 21917, 35867, 40703, 62923, 116857, 251069, 278659, 284921, 817999, 1950613, 3622567, 25357969]

約数ペア:

[(1, 25357969), (7, 3622567), (13, 1950613), (31, 817999), (89, 284921), (91, 278659), (101, 251069), (217, 116857), (403, 62923), (623, 40703), (707, 35867), (1157, 21917), (1313, 19313), (2759, 9191), (2821, 8989), (3131, 8099)]