12990618

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 31755240

約数和(自身を除く): 18764622

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 53, 54, 81, 89, 102, 106, 153, 159, 162, 178, 267, 306, 318, 459, 477, 534, 801, 901, 918, 954, 1377, 1431, 1513, 1602, 1802, 2403, 2703, 2754, 2862, 3026, 4293, 4539, 4717, 4806, 5406, 7209, 8109, 8586, 9078, 9434, 13617, 14151, 14418, 16218, 24327, 27234, 28302, 40851, 42453, 48654, 72981, 80189, 81702, 84906, 122553, 127359, 145962, 160378, 240567, 245106, 254718, 382077, 481134, 721701, 764154, 1443402, 2165103, 4330206, 6495309, 12990618]

約数ペア:

[(1, 12990618), (2, 6495309), (3, 4330206), (6, 2165103), (9, 1443402), (17, 764154), (18, 721701), (27, 481134), (34, 382077), (51, 254718), (53, 245106), (54, 240567), (81, 160378), (89, 145962), (102, 127359), (106, 122553), (153, 84906), (159, 81702), (162, 80189), (178, 72981), (267, 48654), (306, 42453), (318, 40851), (459, 28302), (477, 27234), (534, 24327), (801, 16218), (901, 14418), (918, 14151), (954, 13617), (1377, 9434), (1431, 9078), (1513, 8586), (1602, 8109), (1802, 7209), (2403, 5406), (2703, 4806), (2754, 4717), (2862, 4539), (3026, 4293)]