15721204

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 28368648

約数和(自身を除く): 12647444

約数列:

[1, 2, 4, 41, 82, 164, 257, 373, 514, 746, 1028, 1492, 10537, 15293, 21074, 30586, 42148, 61172, 95861, 191722, 383444, 3930301, 7860602, 15721204]

約数ペア:

[(1, 15721204), (2, 7860602), (4, 3930301), (41, 383444), (82, 191722), (164, 95861), (257, 61172), (373, 42148), (514, 30586), (746, 21074), (1028, 15293), (1492, 10537)]