49205565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 91181376

約数和(自身を除く): 41975811

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 131, 153, 255, 393, 491, 655, 765, 1179, 1473, 1965, 2227, 2455, 4419, 5895, 6681, 7365, 8347, 11135, 20043, 22095, 25041, 33405, 41735, 64321, 75123, 100215, 125205, 192963, 321605, 375615, 578889, 964815, 1093457, 2894445, 3280371, 5467285, 9841113, 16401855, 49205565]

約数ペア:

[(1, 49205565), (3, 16401855), (5, 9841113), (9, 5467285), (15, 3280371), (17, 2894445), (45, 1093457), (51, 964815), (85, 578889), (131, 375615), (153, 321605), (255, 192963), (393, 125205), (491, 100215), (655, 75123), (765, 64321), (1179, 41735), (1473, 33405), (1965, 25041), (2227, 22095), (2455, 20043), (4419, 11135), (5895, 8347), (6681, 7365)]