270962013

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 430920000

約数和(自身を除く): 159957987

約数列:

[1, 3, 7, 21, 49, 89, 139, 147, 149, 267, 417, 447, 623, 973, 1043, 1869, 2919, 3129, 4361, 6811, 7301, 12371, 13083, 13261, 20433, 20711, 21903, 37113, 39783, 62133, 86597, 92827, 144977, 259791, 278481, 434931, 606179, 649789, 1014839, 1818537, 1843279, 1949367, 3044517, 5529837, 12902953, 38708859, 90320671, 270962013]

約数ペア:

[(1, 270962013), (3, 90320671), (7, 38708859), (21, 12902953), (49, 5529837), (89, 3044517), (139, 1949367), (147, 1843279), (149, 1818537), (267, 1014839), (417, 649789), (447, 606179), (623, 434931), (973, 278481), (1043, 259791), (1869, 144977), (2919, 92827), (3129, 86597), (4361, 62133), (6811, 39783), (7301, 37113), (12371, 21903), (13083, 20711), (13261, 20433)]