641247796

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{2089}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 1352982400

約数和(自身を除く): 711734604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 577, 1154, 2089, 2308, 4039, 4178, 8078, 8356, 10963, 14623, 16156, 21926, 29246, 39691, 43852, 58492, 76741, 79382, 153482, 158764, 277837, 306964, 555674, 1111348, 1205353, 2410706, 4821412, 8437471, 16874942, 22901707, 33749884, 45803414, 91606828, 160311949, 320623898, 641247796]

約数ペア:

[(1, 641247796), (2, 320623898), (4, 160311949), (7, 91606828), (14, 45803414), (19, 33749884), (28, 22901707), (38, 16874942), (76, 8437471), (133, 4821412), (266, 2410706), (532, 1205353), (577, 1111348), (1154, 555674), (2089, 306964), (2308, 277837), (4039, 158764), (4178, 153482), (8078, 79382), (8356, 76741), (10963, 58492), (14623, 43852), (16156, 39691), (21926, 29246)]