289063313

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 382018560

約数和(自身を除く): 92955247

約数列:

[1, 7, 11, 31, 77, 101, 109, 121, 217, 341, 707, 763, 847, 1111, 1199, 2387, 3131, 3379, 3751, 7777, 8393, 11009, 12221, 13189, 21917, 23653, 26257, 34441, 37169, 77063, 85547, 92323, 121099, 241087, 260183, 341279, 378851, 408859, 847693, 1332089, 2388953, 2651957, 2862013, 3754069, 9324623, 26278483, 41294759, 289063313]

約数ペア:

[(1, 289063313), (7, 41294759), (11, 26278483), (31, 9324623), (77, 3754069), (101, 2862013), (109, 2651957), (121, 2388953), (217, 1332089), (341, 847693), (707, 408859), (763, 378851), (847, 341279), (1111, 260183), (1199, 241087), (2387, 121099), (3131, 92323), (3379, 85547), (3751, 77063), (7777, 37169), (8393, 34441), (11009, 26257), (12221, 23653), (13189, 21917)]