1421794465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{240371}}^1$

素因数の和:240409

約数の個数: 24

約数和(自身を含む): 2111427648

約数和(自身を除く): 689633183

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5915, 240371, 1201855, 1682597, 3124823, 8412985, 15624115, 21873761, 40622699, 109368805, 203113495, 284358893, 1421794465]

約数ペア:

[(1, 1421794465), (5, 284358893), (7, 203113495), (13, 109368805), (35, 40622699), (65, 21873761), (91, 15624115), (169, 8412985), (455, 3124823), (845, 1682597), (1183, 1201855), (5915, 240371)]