25681362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 35282478

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 83, 106, 139, 159, 166, 249, 278, 318, 371, 417, 498, 581, 742, 834, 973, 1113, 1162, 1743, 1946, 2226, 2919, 3486, 4399, 5838, 7367, 8798, 11537, 13197, 14734, 22101, 23074, 26394, 30793, 34611, 44202, 51569, 61586, 69222, 80759, 92379, 103138, 154707, 161518, 184758, 242277, 309414, 484554, 611461, 1222922, 1834383, 3668766, 4280227, 8560454, 12840681, 25681362]

約数ペア:

[(1, 25681362), (2, 12840681), (3, 8560454), (6, 4280227), (7, 3668766), (14, 1834383), (21, 1222922), (42, 611461), (53, 484554), (83, 309414), (106, 242277), (139, 184758), (159, 161518), (166, 154707), (249, 103138), (278, 92379), (318, 80759), (371, 69222), (417, 61586), (498, 51569), (581, 44202), (742, 34611), (834, 30793), (973, 26394), (1113, 23074), (1162, 22101), (1743, 14734), (1946, 13197), (2226, 11537), (2919, 8798), (3486, 7367), (4399, 5838)]