2809781835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1\times {\mathrm{641}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 5206671360

約数和(自身を除く): 2396889525

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 327, 383, 545, 641, 763, 1149, 1635, 1915, 1923, 2289, 2681, 3205, 3815, 4487, 5745, 8043, 9615, 11445, 13405, 13461, 22435, 40215, 41747, 67305, 69869, 125241, 208735, 209607, 245503, 292229, 349345, 489083, 626205, 736509, 876687, 1048035, 1227515, 1461145, 1467249, 1718521, 2445415, 3682545, 4383435, 5155563, 7336245, 8592605, 25777815, 26759827, 80279481, 133799135, 187318789, 401397405, 561956367, 936593945, 2809781835]

約数ペア:

[(1, 2809781835), (3, 936593945), (5, 561956367), (7, 401397405), (15, 187318789), (21, 133799135), (35, 80279481), (105, 26759827), (109, 25777815), (327, 8592605), (383, 7336245), (545, 5155563), (641, 4383435), (763, 3682545), (1149, 2445415), (1635, 1718521), (1915, 1467249), (1923, 1461145), (2289, 1227515), (2681, 1048035), (3205, 876687), (3815, 736509), (4487, 626205), (5745, 489083), (8043, 349345), (9615, 292229), (11445, 245503), (13405, 209607), (13461, 208735), (22435, 125241), (40215, 69869), (41747, 67305)]