7778394

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2557}}^1$

素因数の和:2591

約数の個数: 36

約数和(自身を含む): 18256446

約数和(自身を除く): 10478052

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 2557, 3042, 5114, 7671, 15342, 23013, 33241, 46026, 66482, 99723, 199446, 299169, 432133, 598338, 864266, 1296399, 2592798, 3889197, 7778394]

約数ペア:

[(1, 7778394), (2, 3889197), (3, 2592798), (6, 1296399), (9, 864266), (13, 598338), (18, 432133), (26, 299169), (39, 199446), (78, 99723), (117, 66482), (169, 46026), (234, 33241), (338, 23013), (507, 15342), (1014, 7671), (1521, 5114), (2557, 3042)]