38949885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 73382400

約数和(自身を除く): 34432515

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 417, 479, 585, 695, 1251, 1437, 1807, 2085, 2395, 4311, 5421, 6227, 6255, 7185, 9035, 16263, 18681, 21555, 27105, 31135, 56043, 66581, 81315, 93405, 199743, 280215, 332905, 599229, 865553, 998715, 2596659, 2996145, 4327765, 7789977, 12983295, 38949885]

約数ペア:

[(1, 38949885), (3, 12983295), (5, 7789977), (9, 4327765), (13, 2996145), (15, 2596659), (39, 998715), (45, 865553), (65, 599229), (117, 332905), (139, 280215), (195, 199743), (417, 93405), (479, 81315), (585, 66581), (695, 56043), (1251, 31135), (1437, 27105), (1807, 21555), (2085, 18681), (2395, 16263), (4311, 9035), (5421, 7185), (6227, 6255)]