331324916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1559}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 644542080

約数和(自身を除く): 313217164

約数列:

[1, 2, 4, 13, 26, 52, 61, 67, 122, 134, 244, 268, 793, 871, 1559, 1586, 1742, 3118, 3172, 3484, 4087, 6236, 8174, 16348, 20267, 40534, 53131, 81068, 95099, 104453, 106262, 190198, 208906, 212524, 380396, 417812, 1236287, 1357889, 2472574, 2715778, 4945148, 5431556, 6371633, 12743266, 25486532, 82831229, 165662458, 331324916]

約数ペア:

[(1, 331324916), (2, 165662458), (4, 82831229), (13, 25486532), (26, 12743266), (52, 6371633), (61, 5431556), (67, 4945148), (122, 2715778), (134, 2472574), (244, 1357889), (268, 1236287), (793, 417812), (871, 380396), (1559, 212524), (1586, 208906), (1742, 190198), (3118, 106262), (3172, 104453), (3484, 95099), (4087, 81068), (6236, 53131), (8174, 40534), (16348, 20267)]