172643282

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 302131200

約数和(自身を除く): 129487918

約数列:

[1, 2, 7, 14, 79, 139, 158, 278, 553, 973, 1106, 1123, 1946, 2246, 7861, 10981, 15722, 21962, 76867, 88717, 153734, 156097, 177434, 312194, 621019, 1092679, 1242038, 2185358, 12331663, 24663326, 86321641, 172643282]

約数ペア:

[(1, 172643282), (2, 86321641), (7, 24663326), (14, 12331663), (79, 2185358), (139, 1242038), (158, 1092679), (278, 621019), (553, 312194), (973, 177434), (1106, 156097), (1123, 153734), (1946, 88717), (2246, 76867), (7861, 21962), (10981, 15722)]