201890333

素因数分解:

${\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 221943168

約数和(自身を除く): 20052835

約数列:

[1, 19, 47, 73, 163, 361, 893, 1387, 3097, 3431, 7661, 11899, 16967, 26353, 58843, 65189, 145559, 226081, 559253, 1238591, 2765621, 4295539, 10625807, 201890333]

約数ペア:

[(1, 201890333), (19, 10625807), (47, 4295539), (73, 2765621), (163, 1238591), (361, 559253), (893, 226081), (1387, 145559), (3097, 65189), (3431, 58843), (7661, 26353), (11899, 16967)]