90997858

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 159200640

約数和(自身を除く): 68202782

約数列:

[1, 2, 7, 14, 73, 146, 269, 331, 511, 538, 662, 1022, 1883, 2317, 3766, 4634, 19637, 24163, 39274, 48326, 89039, 137459, 169141, 178078, 274918, 338282, 623273, 1246546, 6499847, 12999694, 45498929, 90997858]

約数ペア:

[(1, 90997858), (2, 45498929), (7, 12999694), (14, 6499847), (73, 1246546), (146, 623273), (269, 338282), (331, 274918), (511, 178078), (538, 169141), (662, 137459), (1022, 89039), (1883, 48326), (2317, 39274), (3766, 24163), (4634, 19637)]