16802590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 35901792

約数和(自身を除く): 19099202

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 371, 490, 530, 647, 742, 1294, 1855, 2597, 3235, 3710, 4529, 5194, 6470, 9058, 12985, 22645, 25970, 31703, 34291, 45290, 63406, 68582, 158515, 171455, 240037, 317030, 342910, 480074, 1200185, 1680259, 2400370, 3360518, 8401295, 16802590]

約数ペア:

[(1, 16802590), (2, 8401295), (5, 3360518), (7, 2400370), (10, 1680259), (14, 1200185), (35, 480074), (49, 342910), (53, 317030), (70, 240037), (98, 171455), (106, 158515), (245, 68582), (265, 63406), (371, 45290), (490, 34291), (530, 31703), (647, 25970), (742, 22645), (1294, 12985), (1855, 9058), (2597, 6470), (3235, 5194), (3710, 4529)]