71448258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2071

約数の個数: 64

約数和(自身を含む): 175104000

約数和(自身を除く): 103655742

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 37, 42, 46, 69, 74, 111, 138, 161, 222, 259, 322, 483, 518, 777, 851, 966, 1554, 1702, 1999, 2553, 3998, 5106, 5957, 5997, 11914, 11994, 13993, 17871, 27986, 35742, 41979, 45977, 73963, 83958, 91954, 137931, 147926, 221889, 275862, 321839, 443778, 517741, 643678, 965517, 1035482, 1553223, 1701149, 1931034, 3106446, 3402298, 5103447, 10206894, 11908043, 23816086, 35724129, 71448258]

約数ペア:

[(1, 71448258), (2, 35724129), (3, 23816086), (6, 11908043), (7, 10206894), (14, 5103447), (21, 3402298), (23, 3106446), (37, 1931034), (42, 1701149), (46, 1553223), (69, 1035482), (74, 965517), (111, 643678), (138, 517741), (161, 443778), (222, 321839), (259, 275862), (322, 221889), (483, 147926), (518, 137931), (777, 91954), (851, 83958), (966, 73963), (1554, 45977), (1702, 41979), (1999, 35742), (2553, 27986), (3998, 17871), (5106, 13993), (5957, 11994), (5997, 11914)]