215511542

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{20521}}^1$

素因数の和:20671

約数の個数: 16

約数和(自身を含む): 332456400

約数和(自身を除く): 116944858

約数列:

[1, 2, 59, 89, 118, 178, 5251, 10502, 20521, 41042, 1210739, 1826369, 2421478, 3652738, 107755771, 215511542]

約数ペア:

[(1, 215511542), (2, 107755771), (59, 3652738), (89, 2421478), (118, 1826369), (178, 1210739), (5251, 41042), (10502, 20521)]