39969855

素因数分解:

$3^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 73067904

約数和(自身を除く): 33098049

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 243, 335, 405, 491, 603, 1005, 1215, 1473, 1809, 2455, 3015, 4419, 5427, 7365, 9045, 13257, 16281, 22095, 27135, 32897, 39771, 66285, 81405, 98691, 119313, 164485, 198855, 296073, 493455, 596565, 888219, 1480365, 2664657, 4441095, 7993971, 13323285, 39969855]

約数ペア:

[(1, 39969855), (3, 13323285), (5, 7993971), (9, 4441095), (15, 2664657), (27, 1480365), (45, 888219), (67, 596565), (81, 493455), (135, 296073), (201, 198855), (243, 164485), (335, 119313), (405, 98691), (491, 81405), (603, 66285), (1005, 39771), (1215, 32897), (1473, 27135), (1809, 22095), (2455, 16281), (3015, 13257), (4419, 9045), (5427, 7365)]