349726845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{77977}}^1$

素因数の和:78021

約数の個数: 32

約数和(自身を含む): 628814592

約数和(自身を除く): 279087747

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 77977, 233931, 389885, 1013701, 1169655, 1793471, 3041103, 5068505, 5380413, 8967355, 15205515, 23315123, 26902065, 69945369, 116575615, 349726845]

約数ペア:

[(1, 349726845), (3, 116575615), (5, 69945369), (13, 26902065), (15, 23315123), (23, 15205515), (39, 8967355), (65, 5380413), (69, 5068505), (115, 3041103), (195, 1793471), (299, 1169655), (345, 1013701), (897, 389885), (1495, 233931), (4485, 77977)]