17781372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1779

約数の個数: 72

約数和(自身を含む): 52651872

約数和(自身を除く): 34870500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1721, 1722, 2583, 3442, 3444, 5163, 5166, 6884, 10326, 10332, 12047, 15489, 20652, 24094, 30978, 36141, 48188, 61956, 70561, 72282, 108423, 141122, 144564, 211683, 216846, 282244, 423366, 433692, 493927, 635049, 846732, 987854, 1270098, 1481781, 1975708, 2540196, 2963562, 4445343, 5927124, 8890686, 17781372]

約数ペア:

[(1, 17781372), (2, 8890686), (3, 5927124), (4, 4445343), (6, 2963562), (7, 2540196), (9, 1975708), (12, 1481781), (14, 1270098), (18, 987854), (21, 846732), (28, 635049), (36, 493927), (41, 433692), (42, 423366), (63, 282244), (82, 216846), (84, 211683), (123, 144564), (126, 141122), (164, 108423), (246, 72282), (252, 70561), (287, 61956), (369, 48188), (492, 36141), (574, 30978), (738, 24094), (861, 20652), (1148, 15489), (1476, 12047), (1721, 10332), (1722, 10326), (2583, 6884), (3442, 5166), (3444, 5163)]