4072915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 6220800

約数和(自身を除く): 2147885

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 149, 355, 385, 497, 745, 781, 1043, 1639, 2485, 3905, 5215, 5467, 8195, 10579, 11473, 27335, 52895, 57365, 74053, 116369, 370265, 581845, 814583, 4072915]

約数ペア:

[(1, 4072915), (5, 814583), (7, 581845), (11, 370265), (35, 116369), (55, 74053), (71, 57365), (77, 52895), (149, 27335), (355, 11473), (385, 10579), (497, 8195), (745, 5467), (781, 5215), (1043, 3905), (1639, 2485)]