28977753

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17467}}^1$

素因数の和:17556

約数の個数: 16

約数和(自身を含む): 44718080

約数和(自身を除く): 15740327

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 17467, 52401, 122269, 366807, 1379893, 4139679, 9659251, 28977753]

約数ペア:

[(1, 28977753), (3, 9659251), (7, 4139679), (21, 1379893), (79, 366807), (237, 122269), (553, 52401), (1659, 17467)]