1296828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 3760848

約数和(自身を除く): 2464020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 163, 204, 221, 234, 306, 326, 442, 468, 489, 612, 652, 663, 884, 978, 1326, 1467, 1956, 1989, 2119, 2652, 2771, 2934, 3978, 4238, 5542, 5868, 6357, 7956, 8313, 8476, 11084, 12714, 16626, 19071, 24939, 25428, 33252, 36023, 38142, 49878, 72046, 76284, 99756, 108069, 144092, 216138, 324207, 432276, 648414, 1296828]

約数ペア:

[(1, 1296828), (2, 648414), (3, 432276), (4, 324207), (6, 216138), (9, 144092), (12, 108069), (13, 99756), (17, 76284), (18, 72046), (26, 49878), (34, 38142), (36, 36023), (39, 33252), (51, 25428), (52, 24939), (68, 19071), (78, 16626), (102, 12714), (117, 11084), (153, 8476), (156, 8313), (163, 7956), (204, 6357), (221, 5868), (234, 5542), (306, 4238), (326, 3978), (442, 2934), (468, 2771), (489, 2652), (612, 2119), (652, 1989), (663, 1956), (884, 1467), (978, 1326)]