221409708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1419293}}^1$

素因数の和:1419313

約数の個数: 24

約数和(自身を含む): 556363248

約数和(自身を除く): 334953540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1419293, 2838586, 4257879, 5677172, 8515758, 17031516, 18450809, 36901618, 55352427, 73803236, 110704854, 221409708]

約数ペア:

[(1, 221409708), (2, 110704854), (3, 73803236), (4, 55352427), (6, 36901618), (12, 18450809), (13, 17031516), (26, 8515758), (39, 5677172), (52, 4257879), (78, 2838586), (156, 1419293)]