28054278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4201}}^1$

素因数の和:4269

約数の個数: 48

約数和(自身を含む): 70795296

約数和(自身を除く): 42741018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 4201, 6678, 8402, 12603, 25206, 29407, 37809, 58814, 75618, 88221, 176442, 222653, 264663, 445306, 529326, 667959, 1335918, 1558571, 2003877, 3117142, 4007754, 4675713, 9351426, 14027139, 28054278]

約数ペア:

[(1, 28054278), (2, 14027139), (3, 9351426), (6, 4675713), (7, 4007754), (9, 3117142), (14, 2003877), (18, 1558571), (21, 1335918), (42, 667959), (53, 529326), (63, 445306), (106, 264663), (126, 222653), (159, 176442), (318, 88221), (371, 75618), (477, 58814), (742, 37809), (954, 29407), (1113, 25206), (2226, 12603), (3339, 8402), (4201, 6678)]