370980729

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13921}}^1$

素因数の和:13987

約数の個数: 40

約数和(自身を含む): 646871808

約数和(自身を除く): 275891079

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 2961, 3807, 8883, 13921, 26649, 41763, 97447, 125289, 292341, 375867, 654287, 877023, 1127601, 1962861, 2631069, 4580009, 5888583, 7893207, 13740027, 17665749, 41220081, 52997247, 123660243, 370980729]

約数ペア:

[(1, 370980729), (3, 123660243), (7, 52997247), (9, 41220081), (21, 17665749), (27, 13740027), (47, 7893207), (63, 5888583), (81, 4580009), (141, 2631069), (189, 1962861), (329, 1127601), (423, 877023), (567, 654287), (987, 375867), (1269, 292341), (2961, 125289), (3807, 97447), (8883, 41763), (13921, 26649)]