87581116

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 181988352

約数和(自身を除く): 94407236

約数列:

[1, 2, 4, 7, 14, 28, 47, 61, 94, 122, 188, 244, 329, 427, 658, 854, 1091, 1316, 1708, 2182, 2867, 4364, 5734, 7637, 11468, 15274, 20069, 30548, 40138, 51277, 66551, 80276, 102554, 133102, 205108, 266204, 358939, 465857, 717878, 931714, 1435756, 1863428, 3127897, 6255794, 12511588, 21895279, 43790558, 87581116]

約数ペア:

[(1, 87581116), (2, 43790558), (4, 21895279), (7, 12511588), (14, 6255794), (28, 3127897), (47, 1863428), (61, 1435756), (94, 931714), (122, 717878), (188, 465857), (244, 358939), (329, 266204), (427, 205108), (658, 133102), (854, 102554), (1091, 80276), (1316, 66551), (1708, 51277), (2182, 40138), (2867, 30548), (4364, 20069), (5734, 15274), (7637, 11468)]