207821752

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{3163}}^1$

素因数の和:3403

約数の個数: 32

約数和(自身を含む): 400942080

約数和(自身を除く): 193120328

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 344, 382, 764, 1528, 3163, 6326, 8213, 12652, 16426, 25304, 32852, 65704, 136009, 272018, 544036, 604133, 1088072, 1208266, 2416532, 4833064, 25977719, 51955438, 103910876, 207821752]

約数ペア:

[(1, 207821752), (2, 103910876), (4, 51955438), (8, 25977719), (43, 4833064), (86, 2416532), (172, 1208266), (191, 1088072), (344, 604133), (382, 544036), (764, 272018), (1528, 136009), (3163, 65704), (6326, 32852), (8213, 25304), (12652, 16426)]