28573925

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 36971592

約数和(自身を除く): 8397667

約数列:

[1, 5, 25, 41, 61, 205, 305, 457, 1025, 1525, 2285, 2501, 11425, 12505, 18737, 27877, 62525, 93685, 139385, 468425, 696925, 1142957, 5714785, 28573925]

約数ペア:

[(1, 28573925), (5, 5714785), (25, 1142957), (41, 696925), (61, 468425), (205, 139385), (305, 93685), (457, 62525), (1025, 27877), (1525, 18737), (2285, 12505), (2501, 11425)]