65447505

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 117374400

約数和(自身を除く): 51926895

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 149, 215, 227, 387, 447, 645, 681, 745, 1135, 1341, 1935, 2043, 2235, 3405, 6407, 6705, 9761, 10215, 19221, 29283, 32035, 33823, 48805, 57663, 87849, 96105, 101469, 146415, 169115, 288315, 304407, 439245, 507345, 1454389, 1522035, 4363167, 7271945, 13089501, 21815835, 65447505]

約数ペア:

[(1, 65447505), (3, 21815835), (5, 13089501), (9, 7271945), (15, 4363167), (43, 1522035), (45, 1454389), (129, 507345), (149, 439245), (215, 304407), (227, 288315), (387, 169115), (447, 146415), (645, 101469), (681, 96105), (745, 87849), (1135, 57663), (1341, 48805), (1935, 33823), (2043, 32035), (2235, 29283), (3405, 19221), (6407, 10215), (6705, 9761)]