172521208

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{463}}^1\times {\mathrm{991}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 331407360

約数和(自身を除く): 158886152

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 463, 926, 991, 1852, 1982, 3704, 3964, 7928, 21761, 43522, 46577, 87044, 93154, 174088, 186308, 372616, 458833, 917666, 1835332, 3670664, 21565151, 43130302, 86260604, 172521208]

約数ペア:

[(1, 172521208), (2, 86260604), (4, 43130302), (8, 21565151), (47, 3670664), (94, 1835332), (188, 917666), (376, 458833), (463, 372616), (926, 186308), (991, 174088), (1852, 93154), (1982, 87044), (3704, 46577), (3964, 43522), (7928, 21761)]