389619801

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1931}}^1$

素因数の和:2043

約数の個数: 40

約数和(自身を含む): 605937024

約数和(自身を除く): 216317223

約数列:

[1, 3, 9, 27, 47, 53, 81, 141, 159, 423, 477, 1269, 1431, 1931, 2491, 3807, 4293, 5793, 7473, 17379, 22419, 52137, 67257, 90757, 102343, 156411, 201771, 272271, 307029, 816813, 921087, 2450439, 2763261, 4810121, 7351317, 8289783, 14430363, 43291089, 129873267, 389619801]

約数ペア:

[(1, 389619801), (3, 129873267), (9, 43291089), (27, 14430363), (47, 8289783), (53, 7351317), (81, 4810121), (141, 2763261), (159, 2450439), (423, 921087), (477, 816813), (1269, 307029), (1431, 272271), (1931, 201771), (2491, 156411), (3807, 102343), (4293, 90757), (5793, 67257), (7473, 52137), (17379, 22419)]