207642015

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{219727}}^1$

素因数の和:219748

約数の個数: 32

約数和(自身を含む): 421877760

約数和(自身を除く): 214235745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 219727, 659181, 1098635, 1538089, 1977543, 3295905, 4614267, 5932629, 7690445, 9887715, 13842801, 23071335, 29663145, 41528403, 69214005, 207642015]

約数ペア:

[(1, 207642015), (3, 69214005), (5, 41528403), (7, 29663145), (9, 23071335), (15, 13842801), (21, 9887715), (27, 7690445), (35, 5932629), (45, 4614267), (63, 3295905), (105, 1977543), (135, 1538089), (189, 1098635), (315, 659181), (945, 219727)]