207670281

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 349026048

約数和(自身を除く): 141355767

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 271, 273, 401, 637, 813, 1203, 1897, 1911, 2807, 3523, 5213, 5691, 8421, 10569, 13279, 15639, 19649, 24661, 36491, 39837, 58947, 73983, 108671, 109473, 172627, 255437, 326013, 517881, 760697, 766311, 1412723, 2282091, 4238169, 5324879, 9889061, 15974637, 29667183, 69223427, 207670281]

約数ペア:

[(1, 207670281), (3, 69223427), (7, 29667183), (13, 15974637), (21, 9889061), (39, 5324879), (49, 4238169), (91, 2282091), (147, 1412723), (271, 766311), (273, 760697), (401, 517881), (637, 326013), (813, 255437), (1203, 172627), (1897, 109473), (1911, 108671), (2807, 73983), (3523, 58947), (5213, 39837), (5691, 36491), (8421, 24661), (10569, 19649), (13279, 15639)]