2051895

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 3499200

約数和(自身を除く): 1447305

約数列:

[1, 3, 5, 15, 29, 53, 87, 89, 145, 159, 265, 267, 435, 445, 795, 1335, 1537, 2581, 4611, 4717, 7685, 7743, 12905, 14151, 23055, 23585, 38715, 70755, 136793, 410379, 683965, 2051895]

約数ペア:

[(1, 2051895), (3, 683965), (5, 410379), (15, 136793), (29, 70755), (53, 38715), (87, 23585), (89, 23055), (145, 14151), (159, 12905), (265, 7743), (267, 7685), (435, 4717), (445, 4611), (795, 2581), (1335, 1537)]