649781865

素因数分解:

$3^3\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{2843}}^1$

素因数の和:4550

約数の個数: 32

約数和(自身を含む): 1156256640

約数和(自身を除く): 506474775

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1693, 2843, 5079, 8465, 8529, 14215, 15237, 25395, 25587, 42645, 45711, 76185, 76761, 127935, 228555, 383805, 4813199, 14439597, 24065995, 43318791, 72197985, 129956373, 216593955, 649781865]

約数ペア:

[(1, 649781865), (3, 216593955), (5, 129956373), (9, 72197985), (15, 43318791), (27, 24065995), (45, 14439597), (135, 4813199), (1693, 383805), (2843, 228555), (5079, 127935), (8465, 76761), (8529, 76185), (14215, 45711), (15237, 42645), (25395, 25587)]