815262

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 1969920

約数和(自身を除く): 1154658

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 59, 94, 98, 118, 141, 147, 177, 282, 294, 329, 354, 413, 658, 826, 987, 1239, 1974, 2303, 2478, 2773, 2891, 4606, 5546, 5782, 6909, 8319, 8673, 13818, 16638, 17346, 19411, 38822, 58233, 116466, 135877, 271754, 407631, 815262]

約数ペア:

[(1, 815262), (2, 407631), (3, 271754), (6, 135877), (7, 116466), (14, 58233), (21, 38822), (42, 19411), (47, 17346), (49, 16638), (59, 13818), (94, 8673), (98, 8319), (118, 6909), (141, 5782), (147, 5546), (177, 4606), (282, 2891), (294, 2773), (329, 2478), (354, 2303), (413, 1974), (658, 1239), (826, 987)]