31562908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 61641216

約数和(自身を除く): 30078308

約数列:

[1, 2, 4, 13, 26, 52, 71, 83, 103, 142, 166, 206, 284, 332, 412, 923, 1079, 1339, 1846, 2158, 2678, 3692, 4316, 5356, 5893, 7313, 8549, 11786, 14626, 17098, 23572, 29252, 34196, 76609, 95069, 111137, 153218, 190138, 222274, 306436, 380276, 444548, 606979, 1213958, 2427916, 7890727, 15781454, 31562908]

約数ペア:

[(1, 31562908), (2, 15781454), (4, 7890727), (13, 2427916), (26, 1213958), (52, 606979), (71, 444548), (83, 380276), (103, 306436), (142, 222274), (166, 190138), (206, 153218), (284, 111137), (332, 95069), (412, 76609), (923, 34196), (1079, 29252), (1339, 23572), (1846, 17098), (2158, 14626), (2678, 11786), (3692, 8549), (4316, 7313), (5356, 5893)]