81389448

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{5981}}^1$

素因数の和:6009

約数の個数: 96

約数和(自身を含む): 261293760

約数和(自身を除く): 179904312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 504, 567, 648, 756, 972, 1134, 1512, 1701, 1944, 2268, 3402, 4536, 5981, 6804, 11962, 13608, 17943, 23924, 35886, 41867, 47848, 53829, 71772, 83734, 107658, 125601, 143544, 161487, 167468, 215316, 251202, 322974, 334936, 376803, 430632, 484461, 502404, 645948, 753606, 968922, 1004808, 1130409, 1291896, 1453383, 1507212, 1937844, 2260818, 2906766, 3014424, 3391227, 3875688, 4521636, 5813532, 6782454, 9043272, 10173681, 11627064, 13564908, 20347362, 27129816, 40694724, 81389448]

約数ペア:

[(1, 81389448), (2, 40694724), (3, 27129816), (4, 20347362), (6, 13564908), (7, 11627064), (8, 10173681), (9, 9043272), (12, 6782454), (14, 5813532), (18, 4521636), (21, 3875688), (24, 3391227), (27, 3014424), (28, 2906766), (36, 2260818), (42, 1937844), (54, 1507212), (56, 1453383), (63, 1291896), (72, 1130409), (81, 1004808), (84, 968922), (108, 753606), (126, 645948), (162, 502404), (168, 484461), (189, 430632), (216, 376803), (243, 334936), (252, 322974), (324, 251202), (378, 215316), (486, 167468), (504, 161487), (567, 143544), (648, 125601), (756, 107658), (972, 83734), (1134, 71772), (1512, 53829), (1701, 47848), (1944, 41867), (2268, 35886), (3402, 23924), (4536, 17943), (5981, 13608), (6804, 11962)]