258549858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1872

約数の個数: 96

約数和(自身を含む): 679111680

約数和(自身を除く): 420561822

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 37, 42, 62, 63, 74, 93, 111, 126, 186, 217, 222, 259, 279, 333, 434, 518, 558, 651, 666, 777, 1147, 1302, 1554, 1789, 1953, 2294, 2331, 3441, 3578, 3906, 4662, 5367, 6882, 8029, 10323, 10734, 12523, 16058, 16101, 20646, 24087, 25046, 32202, 37569, 48174, 55459, 66193, 72261, 75138, 110918, 112707, 132386, 144522, 166377, 198579, 225414, 332754, 388213, 397158, 463351, 499131, 595737, 776426, 926702, 998262, 1164639, 1191474, 1390053, 2051983, 2329278, 2780106, 3493917, 4103966, 4170159, 6155949, 6987834, 8340318, 12311898, 14363881, 18467847, 28727762, 36935694, 43091643, 86183286, 129274929, 258549858]

約数ペア:

[(1, 258549858), (2, 129274929), (3, 86183286), (6, 43091643), (7, 36935694), (9, 28727762), (14, 18467847), (18, 14363881), (21, 12311898), (31, 8340318), (37, 6987834), (42, 6155949), (62, 4170159), (63, 4103966), (74, 3493917), (93, 2780106), (111, 2329278), (126, 2051983), (186, 1390053), (217, 1191474), (222, 1164639), (259, 998262), (279, 926702), (333, 776426), (434, 595737), (518, 499131), (558, 463351), (651, 397158), (666, 388213), (777, 332754), (1147, 225414), (1302, 198579), (1554, 166377), (1789, 144522), (1953, 132386), (2294, 112707), (2331, 110918), (3441, 75138), (3578, 72261), (3906, 66193), (4662, 55459), (5367, 48174), (6882, 37569), (8029, 32202), (10323, 25046), (10734, 24087), (12523, 20646), (16058, 16101)]