40748253

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21323}}^1$

素因数の和:21353

約数の個数: 24

約数和(自身を含む): 68066208

約数和(自身を除く): 27317955

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 21323, 63969, 149261, 277199, 447783, 831597, 1044827, 1940393, 3134481, 5821179, 13582751, 40748253]

約数ペア:

[(1, 40748253), (3, 13582751), (7, 5821179), (13, 3134481), (21, 1940393), (39, 1044827), (49, 831597), (91, 447783), (147, 277199), (273, 149261), (637, 63969), (1911, 21323)]