15121430

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 28102464

約数和(自身を除く): 12981034

約数列:

[1, 2, 5, 10, 53, 103, 106, 206, 265, 277, 515, 530, 554, 1030, 1385, 2770, 5459, 10918, 14681, 27295, 28531, 29362, 54590, 57062, 73405, 142655, 146810, 285310, 1512143, 3024286, 7560715, 15121430]

約数ペア:

[(1, 15121430), (2, 7560715), (5, 3024286), (10, 1512143), (53, 285310), (103, 146810), (106, 142655), (206, 73405), (265, 57062), (277, 54590), (515, 29362), (530, 28531), (554, 27295), (1030, 14681), (1385, 10918), (2770, 5459)]