31432904

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1229}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 61992000

約数和(自身を除く): 30559096

約数列:

[1, 2, 4, 8, 23, 46, 92, 139, 184, 278, 556, 1112, 1229, 2458, 3197, 4916, 6394, 9832, 12788, 25576, 28267, 56534, 113068, 170831, 226136, 341662, 683324, 1366648, 3929113, 7858226, 15716452, 31432904]

約数ペア:

[(1, 31432904), (2, 15716452), (4, 7858226), (8, 3929113), (23, 1366648), (46, 683324), (92, 341662), (139, 226136), (184, 170831), (278, 113068), (556, 56534), (1112, 28267), (1229, 25576), (2458, 12788), (3197, 9832), (4916, 6394)]