15681474

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 35493120

約数和(自身を除く): 19811646

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 157, 179, 186, 279, 314, 358, 471, 537, 558, 942, 1074, 1413, 1611, 2826, 3222, 4867, 5549, 9734, 11098, 14601, 16647, 28103, 29202, 33294, 43803, 49941, 56206, 84309, 87606, 99882, 168618, 252927, 505854, 871193, 1742386, 2613579, 5227158, 7840737, 15681474]

約数ペア:

[(1, 15681474), (2, 7840737), (3, 5227158), (6, 2613579), (9, 1742386), (18, 871193), (31, 505854), (62, 252927), (93, 168618), (157, 99882), (179, 87606), (186, 84309), (279, 56206), (314, 49941), (358, 43803), (471, 33294), (537, 29202), (558, 28103), (942, 16647), (1074, 14601), (1413, 11098), (1611, 9734), (2826, 5549), (3222, 4867)]