247003695

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13163}}^1$

素因数の和:13316

約数の個数: 32

約数和(自身を含む): 442310400

約数和(自身を除く): 195306705

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 2085, 3753, 6255, 13163, 18765, 39489, 65815, 118467, 197445, 355401, 592335, 1777005, 1829657, 5488971, 9148285, 16466913, 27444855, 49400739, 82334565, 247003695]

約数ペア:

[(1, 247003695), (3, 82334565), (5, 49400739), (9, 27444855), (15, 16466913), (27, 9148285), (45, 5488971), (135, 1829657), (139, 1777005), (417, 592335), (695, 355401), (1251, 197445), (2085, 118467), (3753, 65815), (6255, 39489), (13163, 18765)]