196913185

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 276768000

約数和(自身を除く): 79854815

約数列:

[1, 5, 7, 35, 61, 149, 305, 427, 619, 745, 1043, 2135, 3095, 4333, 5215, 9089, 21665, 37759, 45445, 63623, 92231, 188795, 264313, 318115, 461155, 645617, 1321565, 3228085, 5626091, 28130455, 39382637, 196913185]

約数ペア:

[(1, 196913185), (5, 39382637), (7, 28130455), (35, 5626091), (61, 3228085), (149, 1321565), (305, 645617), (427, 461155), (619, 318115), (745, 264313), (1043, 188795), (2135, 92231), (3095, 63623), (4333, 45445), (5215, 37759), (9089, 21665)]