140306558

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{853}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 249231360

約数和(自身を除く): 108924802

約数列:

[1, 2, 7, 14, 31, 62, 217, 379, 434, 758, 853, 1706, 2653, 5306, 5971, 11749, 11942, 23498, 26443, 52886, 82243, 164486, 185101, 323287, 370202, 646574, 2263009, 4526018, 10021897, 20043794, 70153279, 140306558]

約数ペア:

[(1, 140306558), (2, 70153279), (7, 20043794), (14, 10021897), (31, 4526018), (62, 2263009), (217, 646574), (379, 370202), (434, 323287), (758, 185101), (853, 164486), (1706, 82243), (2653, 52886), (5306, 26443), (5971, 23498), (11749, 11942)]