28775448

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 85307040

約数和(自身を除く): 56531592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 71, 72, 78, 104, 117, 142, 156, 213, 234, 284, 312, 426, 433, 468, 568, 639, 852, 866, 923, 936, 1278, 1299, 1704, 1732, 1846, 2556, 2598, 2769, 3464, 3692, 3897, 5112, 5196, 5538, 5629, 7384, 7794, 8307, 10392, 11076, 11258, 15588, 16614, 16887, 22152, 22516, 30743, 31176, 33228, 33774, 45032, 50661, 61486, 66456, 67548, 92229, 101322, 122972, 135096, 184458, 202644, 245944, 276687, 368916, 399659, 405288, 553374, 737832, 799318, 1106748, 1198977, 1598636, 2213496, 2397954, 3197272, 3596931, 4795908, 7193862, 9591816, 14387724, 28775448]

約数ペア:

[(1, 28775448), (2, 14387724), (3, 9591816), (4, 7193862), (6, 4795908), (8, 3596931), (9, 3197272), (12, 2397954), (13, 2213496), (18, 1598636), (24, 1198977), (26, 1106748), (36, 799318), (39, 737832), (52, 553374), (71, 405288), (72, 399659), (78, 368916), (104, 276687), (117, 245944), (142, 202644), (156, 184458), (213, 135096), (234, 122972), (284, 101322), (312, 92229), (426, 67548), (433, 66456), (468, 61486), (568, 50661), (639, 45032), (852, 33774), (866, 33228), (923, 31176), (936, 30743), (1278, 22516), (1299, 22152), (1704, 16887), (1732, 16614), (1846, 15588), (2556, 11258), (2598, 11076), (2769, 10392), (3464, 8307), (3692, 7794), (3897, 7384), (5112, 5629), (5196, 5538)]