12078915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 20165376

約数和(自身を除く): 8086461

約数列:

[1, 3, 5, 15, 43, 61, 129, 183, 215, 305, 307, 645, 915, 921, 1535, 2623, 4605, 7869, 13115, 13201, 18727, 39345, 39603, 56181, 66005, 93635, 198015, 280905, 805261, 2415783, 4026305, 12078915]

約数ペア:

[(1, 12078915), (3, 4026305), (5, 2415783), (15, 805261), (43, 280905), (61, 198015), (129, 93635), (183, 66005), (215, 56181), (305, 39603), (307, 39345), (645, 18727), (915, 13201), (921, 13115), (1535, 7869), (2623, 4605)]