139406778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{368801}}^1$

素因数の和:368819

約数の個数: 32

約数和(自身を含む): 354049920

約数和(自身を除く): 214643142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 368801, 737602, 1106403, 2212806, 2581607, 3319209, 5163214, 6638418, 7744821, 9957627, 15489642, 19915254, 23234463, 46468926, 69703389, 139406778]

約数ペア:

[(1, 139406778), (2, 69703389), (3, 46468926), (6, 23234463), (7, 19915254), (9, 15489642), (14, 9957627), (18, 7744821), (21, 6638418), (27, 5163214), (42, 3319209), (54, 2581607), (63, 2212806), (126, 1106403), (189, 737602), (378, 368801)]