81979438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 131281920

約数和(自身を除く): 49302482

約数列:

[1, 2, 31, 59, 62, 73, 118, 146, 307, 614, 1829, 2263, 3658, 4307, 4526, 8614, 9517, 18113, 19034, 22411, 36226, 44822, 133517, 267034, 561503, 694741, 1123006, 1322249, 1389482, 2644498, 40989719, 81979438]

約数ペア:

[(1, 81979438), (2, 40989719), (31, 2644498), (59, 1389482), (62, 1322249), (73, 1123006), (118, 694741), (146, 561503), (307, 267034), (614, 133517), (1829, 44822), (2263, 36226), (3658, 22411), (4307, 19034), (4526, 18113), (8614, 9517)]