978136490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{43223}}^1$

素因数の和:43334

約数の個数: 32

約数和(自身を含む): 1842379776

約数和(自身を除く): 864243286

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 2263, 4526, 11315, 22630, 43223, 86446, 216115, 432230, 1339913, 2679826, 3155279, 6310558, 6699565, 13399130, 15776395, 31552790, 97813649, 195627298, 489068245, 978136490]

約数ペア:

[(1, 978136490), (2, 489068245), (5, 195627298), (10, 97813649), (31, 31552790), (62, 15776395), (73, 13399130), (146, 6699565), (155, 6310558), (310, 3155279), (365, 2679826), (730, 1339913), (2263, 432230), (4526, 216115), (11315, 86446), (22630, 43223)]