42507218

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6619}}^1$

素因数の和:6666

約数の個数: 24

約数和(自身を含む): 72687600

約数和(自身を除く): 30180382

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211, 6422, 6619, 13238, 86047, 125761, 172094, 251522, 1118611, 1634893, 2237222, 3269786, 21253609, 42507218]

約数ペア:

[(1, 42507218), (2, 21253609), (13, 3269786), (19, 2237222), (26, 1634893), (38, 1118611), (169, 251522), (247, 172094), (338, 125761), (494, 86047), (3211, 13238), (6422, 6619)]