2499735

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 4924800

約数和(自身を除く): 2425065

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 179, 245, 285, 399, 537, 665, 735, 895, 931, 1253, 1995, 2685, 2793, 3401, 3759, 4655, 6265, 8771, 10203, 13965, 17005, 18795, 23807, 26313, 43855, 51015, 71421, 119035, 131565, 166649, 357105, 499947, 833245, 2499735]

約数ペア:

[(1, 2499735), (3, 833245), (5, 499947), (7, 357105), (15, 166649), (19, 131565), (21, 119035), (35, 71421), (49, 51015), (57, 43855), (95, 26313), (105, 23807), (133, 18795), (147, 17005), (179, 13965), (245, 10203), (285, 8771), (399, 6265), (537, 4655), (665, 3759), (735, 3401), (895, 2793), (931, 2685), (1253, 1995)]