219146445

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{231901}}^1$

素因数の和:231922

約数の個数: 32

約数和(自身を含む): 445251840

約数和(自身を除く): 226105395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 231901, 695703, 1159505, 1623307, 2087109, 3478515, 4869921, 6261327, 8116535, 10435545, 14609763, 24349605, 31306635, 43829289, 73048815, 219146445]

約数ペア:

[(1, 219146445), (3, 73048815), (5, 43829289), (7, 31306635), (9, 24349605), (15, 14609763), (21, 10435545), (27, 8116535), (35, 6261327), (45, 4869921), (63, 3478515), (105, 2087109), (135, 1623307), (189, 1159505), (315, 695703), (945, 231901)]