420042285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1499}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 786240000

約数和(自身を除く): 366197715

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 479, 585, 1437, 1499, 2395, 4311, 4497, 6227, 7185, 7495, 13491, 18681, 19487, 21555, 22485, 31135, 56043, 58461, 67455, 93405, 97435, 175383, 280215, 292305, 718021, 876915, 2154063, 3590105, 6462189, 9334273, 10770315, 28002819, 32310945, 46671365, 84008457, 140014095, 420042285]

約数ペア:

[(1, 420042285), (3, 140014095), (5, 84008457), (9, 46671365), (13, 32310945), (15, 28002819), (39, 10770315), (45, 9334273), (65, 6462189), (117, 3590105), (195, 2154063), (479, 876915), (585, 718021), (1437, 292305), (1499, 280215), (2395, 175383), (4311, 97435), (4497, 93405), (6227, 67455), (7185, 58461), (7495, 56043), (13491, 31135), (18681, 22485), (19487, 21555)]