67155921

素因数分解:

$3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{773}}^1$

素因数の和:990

約数の個数: 36

約数和(自身を含む): 113559732

約数和(自身を除く): 46403811

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 197, 441, 591, 773, 1379, 1773, 2319, 4137, 5411, 6957, 9653, 12411, 16233, 28959, 37877, 48699, 86877, 113631, 152281, 340893, 456843, 1065967, 1370529, 3197901, 7461769, 9593703, 22385307, 67155921]

約数ペア:

[(1, 67155921), (3, 22385307), (7, 9593703), (9, 7461769), (21, 3197901), (49, 1370529), (63, 1065967), (147, 456843), (197, 340893), (441, 152281), (591, 113631), (773, 86877), (1379, 48699), (1773, 37877), (2319, 28959), (4137, 16233), (5411, 12411), (6957, 9653)]