251354844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4229}}^1$

素因数の和:4379

約数の個数: 72

約数和(自身を含む): 689794560

約数和(自身を除く): 438439716

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1143, 1524, 1651, 2286, 3302, 4229, 4572, 4953, 6604, 8458, 9906, 12687, 14859, 16916, 19812, 25374, 29718, 38061, 50748, 54977, 59436, 76122, 109954, 152244, 164931, 219908, 329862, 494793, 537083, 659724, 989586, 1074166, 1611249, 1979172, 2148332, 3222498, 4833747, 6444996, 6982079, 9667494, 13964158, 19334988, 20946237, 27928316, 41892474, 62838711, 83784948, 125677422, 251354844]

約数ペア:

[(1, 251354844), (2, 125677422), (3, 83784948), (4, 62838711), (6, 41892474), (9, 27928316), (12, 20946237), (13, 19334988), (18, 13964158), (26, 9667494), (36, 6982079), (39, 6444996), (52, 4833747), (78, 3222498), (117, 2148332), (127, 1979172), (156, 1611249), (234, 1074166), (254, 989586), (381, 659724), (468, 537083), (508, 494793), (762, 329862), (1143, 219908), (1524, 164931), (1651, 152244), (2286, 109954), (3302, 76122), (4229, 59436), (4572, 54977), (4953, 50748), (6604, 38061), (8458, 29718), (9906, 25374), (12687, 19812), (14859, 16916)]