40721445

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29191}}^1$

素因数の和:29233

約数の個数: 24

約数和(自身を含む): 72863232

約数和(自身を除く): 32141787

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 29191, 87573, 145955, 262719, 437865, 904921, 1313595, 2714763, 4524605, 8144289, 13573815, 40721445]

約数ペア:

[(1, 40721445), (3, 13573815), (5, 8144289), (9, 4524605), (15, 2714763), (31, 1313595), (45, 904921), (93, 437865), (155, 262719), (279, 145955), (465, 87573), (1395, 29191)]