158101251

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{1787}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 263651328

約数和(自身を除く): 105550077

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 383, 1149, 1787, 2681, 4213, 5361, 8043, 12509, 12639, 19657, 29491, 37527, 58971, 88473, 137599, 412797, 684421, 2053263, 4790947, 7528631, 14372841, 22585893, 52700417, 158101251]

約数ペア:

[(1, 158101251), (3, 52700417), (7, 22585893), (11, 14372841), (21, 7528631), (33, 4790947), (77, 2053263), (231, 684421), (383, 412797), (1149, 137599), (1787, 88473), (2681, 58971), (4213, 37527), (5361, 29491), (8043, 19657), (12509, 12639)]