210912255

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27409}}^1$

素因数の和:27445

約数の個数: 40

約数和(自身を含む): 397993200

約数和(自身を除く): 187080945

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 27409, 82227, 137045, 246681, 411135, 520771, 740043, 1233405, 1562313, 2220129, 2603855, 3700215, 4686939, 7811565, 11100645, 14060817, 23434695, 42182451, 70304085, 210912255]

約数ペア:

[(1, 210912255), (3, 70304085), (5, 42182451), (9, 23434695), (15, 14060817), (19, 11100645), (27, 7811565), (45, 4686939), (57, 3700215), (81, 2603855), (95, 2220129), (135, 1562313), (171, 1233405), (285, 740043), (405, 520771), (513, 411135), (855, 246681), (1539, 137045), (2565, 82227), (7695, 27409)]