71286404

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2851}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 153323520

約数和(自身を除く): 82037116

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1316, 1786, 2851, 3572, 5702, 6251, 11404, 12502, 19957, 25004, 39914, 54169, 79828, 108338, 133997, 216676, 267994, 379183, 535988, 758366, 937979, 1516732, 1875958, 2545943, 3751916, 5091886, 10183772, 17821601, 35643202, 71286404]

約数ペア:

[(1, 71286404), (2, 35643202), (4, 17821601), (7, 10183772), (14, 5091886), (19, 3751916), (28, 2545943), (38, 1875958), (47, 1516732), (76, 937979), (94, 758366), (133, 535988), (188, 379183), (266, 267994), (329, 216676), (532, 133997), (658, 108338), (893, 79828), (1316, 54169), (1786, 39914), (2851, 25004), (3572, 19957), (5702, 12502), (6251, 11404)]