253133573

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 322548480

約数和(自身を除く): 69414907

約数列:

[1, 7, 11, 77, 101, 121, 269, 707, 847, 1111, 1331, 1883, 2959, 7777, 9317, 12221, 20713, 27169, 32549, 85547, 134431, 190183, 227843, 298859, 358039, 941017, 2092013, 2506273, 3287449, 23012143, 36161939, 253133573]

約数ペア:

[(1, 253133573), (7, 36161939), (11, 23012143), (77, 3287449), (101, 2506273), (121, 2092013), (269, 941017), (707, 358039), (847, 298859), (1111, 227843), (1331, 190183), (1883, 134431), (2959, 85547), (7777, 32549), (9317, 27169), (12221, 20713)]