28459494

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:850

約数の個数: 72

約数和(自身を含む): 73572408

約数和(自身を除く): 45112914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 49, 63, 82, 98, 123, 126, 147, 246, 287, 294, 369, 441, 574, 738, 787, 861, 882, 1574, 1722, 2009, 2361, 2583, 4018, 4722, 5166, 5509, 6027, 7083, 11018, 12054, 14166, 16527, 18081, 32267, 33054, 36162, 38563, 49581, 64534, 77126, 96801, 99162, 115689, 193602, 225869, 231378, 290403, 347067, 451738, 580806, 677607, 694134, 1355214, 1581083, 2032821, 3162166, 4065642, 4743249, 9486498, 14229747, 28459494]

約数ペア:

[(1, 28459494), (2, 14229747), (3, 9486498), (6, 4743249), (7, 4065642), (9, 3162166), (14, 2032821), (18, 1581083), (21, 1355214), (41, 694134), (42, 677607), (49, 580806), (63, 451738), (82, 347067), (98, 290403), (123, 231378), (126, 225869), (147, 193602), (246, 115689), (287, 99162), (294, 96801), (369, 77126), (441, 64534), (574, 49581), (738, 38563), (787, 36162), (861, 33054), (882, 32267), (1574, 18081), (1722, 16527), (2009, 14166), (2361, 12054), (2583, 11018), (4018, 7083), (4722, 6027), (5166, 5509)]