11955690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1871}}^1$

素因数の和:1955

約数の個数: 48

約数和(自身を含む): 31539456

約数和(自身を除く): 19583766

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 1871, 2130, 3195, 3742, 5613, 6390, 9355, 11226, 16839, 18710, 28065, 33678, 56130, 84195, 132841, 168390, 265682, 398523, 664205, 797046, 1195569, 1328410, 1992615, 2391138, 3985230, 5977845, 11955690]

約数ペア:

[(1, 11955690), (2, 5977845), (3, 3985230), (5, 2391138), (6, 1992615), (9, 1328410), (10, 1195569), (15, 797046), (18, 664205), (30, 398523), (45, 265682), (71, 168390), (90, 132841), (142, 84195), (213, 56130), (355, 33678), (426, 28065), (639, 18710), (710, 16839), (1065, 11226), (1278, 9355), (1871, 6390), (2130, 5613), (3195, 3742)]