408035385

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 726870144

約数和(自身を除く): 318834759

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 433, 487, 645, 1299, 1461, 1935, 2165, 2435, 3897, 4383, 6495, 7305, 18619, 19485, 20941, 21915, 55857, 62823, 93095, 104705, 167571, 188469, 210871, 279285, 314115, 632613, 837855, 942345, 1054355, 1897839, 3163065, 9067453, 9489195, 27202359, 45337265, 81607077, 136011795, 408035385]

約数ペア:

[(1, 408035385), (3, 136011795), (5, 81607077), (9, 45337265), (15, 27202359), (43, 9489195), (45, 9067453), (129, 3163065), (215, 1897839), (387, 1054355), (433, 942345), (487, 837855), (645, 632613), (1299, 314115), (1461, 279285), (1935, 210871), (2165, 188469), (2435, 167571), (3897, 104705), (4383, 93095), (6495, 62823), (7305, 55857), (18619, 21915), (19485, 20941)]