145869388

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 299980800

約数和(自身を除く): 154111412

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 199, 329, 398, 557, 658, 796, 1114, 1316, 1393, 2228, 2786, 3899, 5572, 7798, 9353, 15596, 18706, 26179, 37412, 52358, 65471, 104716, 110843, 130942, 183253, 221686, 261884, 366506, 443372, 733012, 775901, 1551802, 3103604, 5209621, 10419242, 20838484, 36467347, 72934694, 145869388]

約数ペア:

[(1, 145869388), (2, 72934694), (4, 36467347), (7, 20838484), (14, 10419242), (28, 5209621), (47, 3103604), (94, 1551802), (188, 775901), (199, 733012), (329, 443372), (398, 366506), (557, 261884), (658, 221686), (796, 183253), (1114, 130942), (1316, 110843), (1393, 104716), (2228, 65471), (2786, 52358), (3899, 37412), (5572, 26179), (7798, 18706), (9353, 15596)]