1688895858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{1321}}^1$

素因数の和:1819

約数の個数: 64

約数和(自身を含む): 3747203712

約数和(自身を除く): 2058307854

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 443, 481, 886, 962, 1321, 1329, 1443, 2642, 2658, 2886, 3963, 5759, 7926, 11518, 16391, 17173, 17277, 32782, 34346, 34554, 48877, 49173, 51519, 97754, 98346, 103038, 146631, 213083, 293262, 426166, 585203, 635401, 639249, 1170406, 1270802, 1278498, 1755609, 1906203, 3511218, 3812406, 7607639, 15215278, 21652511, 22822917, 43305022, 45645834, 64957533, 129915066, 281482643, 562965286, 844447929, 1688895858]

約数ペア:

[(1, 1688895858), (2, 844447929), (3, 562965286), (6, 281482643), (13, 129915066), (26, 64957533), (37, 45645834), (39, 43305022), (74, 22822917), (78, 21652511), (111, 15215278), (222, 7607639), (443, 3812406), (481, 3511218), (886, 1906203), (962, 1755609), (1321, 1278498), (1329, 1270802), (1443, 1170406), (2642, 639249), (2658, 635401), (2886, 585203), (3963, 426166), (5759, 293262), (7926, 213083), (11518, 146631), (16391, 103038), (17173, 98346), (17277, 97754), (32782, 51519), (34346, 49173), (34554, 48877)]