291220096

素因数分解:

$2^7\times {\mathrm{109}}^1\times {\mathrm{20873}}^1$

素因数の和:20996

約数の個数: 32

約数和(自身を含む): 585515700

約数和(自身を除く): 294295604

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 436, 872, 1744, 3488, 6976, 13952, 20873, 41746, 83492, 166984, 333968, 667936, 1335872, 2275157, 2671744, 4550314, 9100628, 18201256, 36402512, 72805024, 145610048, 291220096]

約数ペア:

[(1, 291220096), (2, 145610048), (4, 72805024), (8, 36402512), (16, 18201256), (32, 9100628), (64, 4550314), (109, 2671744), (128, 2275157), (218, 1335872), (436, 667936), (872, 333968), (1744, 166984), (3488, 83492), (6976, 41746), (13952, 20873)]