31989272

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18427}}^1$

素因数の和:18471

約数の個数: 32

約数和(自身を含む): 70763520

約数和(自身を除く): 38774248

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 18427, 36854, 73708, 128989, 147416, 257978, 515956, 571237, 1031912, 1142474, 2284948, 3998659, 4569896, 7997318, 15994636, 31989272]

約数ペア:

[(1, 31989272), (2, 15994636), (4, 7997318), (7, 4569896), (8, 3998659), (14, 2284948), (28, 1142474), (31, 1031912), (56, 571237), (62, 515956), (124, 257978), (217, 147416), (248, 128989), (434, 73708), (868, 36854), (1736, 18427)]