31377129

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 50319360

約数和(自身を除く): 18942231

約数列:

[1, 3, 7, 21, 23, 69, 161, 167, 389, 483, 501, 1167, 1169, 2723, 3507, 3841, 8169, 8947, 11523, 26841, 26887, 62629, 64963, 80661, 187887, 194889, 454741, 1364223, 1494149, 4482447, 10459043, 31377129]

約数ペア:

[(1, 31377129), (3, 10459043), (7, 4482447), (21, 1494149), (23, 1364223), (69, 454741), (161, 194889), (167, 187887), (389, 80661), (483, 64963), (501, 62629), (1167, 26887), (1169, 26841), (2723, 11523), (3507, 8947), (3841, 8169)]