81386604

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7561}}^1$

素因数の和:7607

約数の個数: 72

約数和(自身を含む): 231215712

約数和(自身を除く): 149829108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 7561, 10764, 15122, 22683, 30244, 45366, 68049, 90732, 98293, 136098, 173903, 196586, 272196, 294879, 347806, 393172, 521709, 589758, 695612, 884637, 1043418, 1179516, 1565127, 1769274, 2086836, 2260739, 3130254, 3538548, 4521478, 6260508, 6782217, 9042956, 13564434, 20346651, 27128868, 40693302, 81386604]

約数ペア:

[(1, 81386604), (2, 40693302), (3, 27128868), (4, 20346651), (6, 13564434), (9, 9042956), (12, 6782217), (13, 6260508), (18, 4521478), (23, 3538548), (26, 3130254), (36, 2260739), (39, 2086836), (46, 1769274), (52, 1565127), (69, 1179516), (78, 1043418), (92, 884637), (117, 695612), (138, 589758), (156, 521709), (207, 393172), (234, 347806), (276, 294879), (299, 272196), (414, 196586), (468, 173903), (598, 136098), (828, 98293), (897, 90732), (1196, 68049), (1794, 45366), (2691, 30244), (3588, 22683), (5382, 15122), (7561, 10764)]