2015864865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{104911}}^1$

素因数の和:104990

約数の個数: 48

約数和(自身を含む): 4058835456

約数和(自身を除く): 2042970591

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1281, 2135, 2745, 3843, 6405, 19215, 104911, 314733, 524555, 734377, 944199, 1573665, 2203131, 3671885, 4720995, 6399571, 6609393, 11015655, 19198713, 31997855, 33046965, 44796997, 57596139, 95993565, 134390991, 223984985, 287980695, 403172973, 671954955, 2015864865]

約数ペア:

[(1, 2015864865), (3, 671954955), (5, 403172973), (7, 287980695), (9, 223984985), (15, 134390991), (21, 95993565), (35, 57596139), (45, 44796997), (61, 33046965), (63, 31997855), (105, 19198713), (183, 11015655), (305, 6609393), (315, 6399571), (427, 4720995), (549, 3671885), (915, 2203131), (1281, 1573665), (2135, 944199), (2745, 734377), (3843, 524555), (6405, 314733), (19215, 104911)]