199563642

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{23539}}^1$

素因数の和:23707

約数の個数: 32

約数和(自身を含む): 446318400

約数和(自身を除く): 246754758

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 4239, 8478, 23539, 47078, 70617, 141234, 211851, 423702, 635553, 1271106, 3695623, 7391246, 11086869, 22173738, 33260607, 66521214, 99781821, 199563642]

約数ペア:

[(1, 199563642), (2, 99781821), (3, 66521214), (6, 33260607), (9, 22173738), (18, 11086869), (27, 7391246), (54, 3695623), (157, 1271106), (314, 635553), (471, 423702), (942, 211851), (1413, 141234), (2826, 70617), (4239, 47078), (8478, 23539)]