281236284

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{159431}}^1$

素因数の和:159455

約数の個数: 54

約数和(自身を含む): 826973784

約数和(自身を除く): 545737500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 159431, 318862, 478293, 637724, 956586, 1116017, 1434879, 1913172, 2232034, 2869758, 3348051, 4464068, 5739516, 6696102, 7812119, 10044153, 13392204, 15624238, 20088306, 23436357, 31248476, 40176612, 46872714, 70309071, 93745428, 140618142, 281236284]

約数ペア:

[(1, 281236284), (2, 140618142), (3, 93745428), (4, 70309071), (6, 46872714), (7, 40176612), (9, 31248476), (12, 23436357), (14, 20088306), (18, 15624238), (21, 13392204), (28, 10044153), (36, 7812119), (42, 6696102), (49, 5739516), (63, 4464068), (84, 3348051), (98, 2869758), (126, 2232034), (147, 1913172), (196, 1434879), (252, 1116017), (294, 956586), (441, 637724), (588, 478293), (882, 318862), (1764, 159431)]