23978903

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 28108800

約数和(自身を除く): 4129897

約数列:

[1, 13, 23, 31, 169, 199, 299, 403, 713, 2587, 3887, 4577, 5239, 6169, 9269, 33631, 59501, 80197, 120497, 141887, 773513, 1042561, 1844531, 23978903]

約数ペア:

[(1, 23978903), (13, 1844531), (23, 1042561), (31, 773513), (169, 141887), (199, 120497), (299, 80197), (403, 59501), (713, 33631), (2587, 9269), (3887, 6169), (4577, 5239)]