397996950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{204101}}^1$

素因数の和:204129

約数の個数: 48

約数和(自身を含む): 1062963216

約数和(自身を除く): 664966266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 204101, 408202, 612303, 1020505, 1224606, 2041010, 2653313, 3061515, 5102525, 5306626, 6123030, 7959939, 10205050, 13266565, 15307575, 15919878, 26533130, 30615150, 39799695, 66332825, 79599390, 132665650, 198998475, 397996950]

約数ペア:

[(1, 397996950), (2, 198998475), (3, 132665650), (5, 79599390), (6, 66332825), (10, 39799695), (13, 30615150), (15, 26533130), (25, 15919878), (26, 15307575), (30, 13266565), (39, 10205050), (50, 7959939), (65, 6123030), (75, 5306626), (78, 5102525), (130, 3061515), (150, 2653313), (195, 2041010), (325, 1224606), (390, 1020505), (650, 612303), (975, 408202), (1950, 204101)]