920470419

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 1612039680

約数和(自身を除く): 691569261

約数列:

[1, 3, 9, 11, 23, 27, 33, 47, 61, 69, 99, 141, 183, 207, 253, 297, 423, 517, 549, 621, 671, 759, 1081, 1269, 1403, 1551, 1647, 2013, 2209, 2277, 2867, 3243, 4209, 4653, 6039, 6627, 6831, 8601, 9729, 11891, 12627, 13959, 15433, 18117, 19881, 24299, 25803, 29187, 31537, 35673, 37881, 46299, 50807, 59643, 65941, 72897, 77409, 94611, 107019, 134749, 138897, 152421, 197823, 218691, 283833, 321057, 404247, 416691, 457263, 558877, 593469, 656073, 725351, 851499, 1212741, 1371789, 1482239, 1676631, 1780407, 2176053, 3099227, 3638223, 4446717, 5029893, 6528159, 9297681, 13340151, 15089679, 19584477, 27893043, 34091497, 40020453, 83679129, 102274491, 306823473, 920470419]

約数ペア:

[(1, 920470419), (3, 306823473), (9, 102274491), (11, 83679129), (23, 40020453), (27, 34091497), (33, 27893043), (47, 19584477), (61, 15089679), (69, 13340151), (99, 9297681), (141, 6528159), (183, 5029893), (207, 4446717), (253, 3638223), (297, 3099227), (423, 2176053), (517, 1780407), (549, 1676631), (621, 1482239), (671, 1371789), (759, 1212741), (1081, 851499), (1269, 725351), (1403, 656073), (1551, 593469), (1647, 558877), (2013, 457263), (2209, 416691), (2277, 404247), (2867, 321057), (3243, 283833), (4209, 218691), (4653, 197823), (6039, 152421), (6627, 138897), (6831, 134749), (8601, 107019), (9729, 94611), (11891, 77409), (12627, 72897), (13959, 65941), (15433, 59643), (18117, 50807), (19881, 46299), (24299, 37881), (25803, 35673), (29187, 31537)]