28299870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{821}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 73861632

約数和(自身を除く): 45561762

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 383, 766, 821, 1149, 1642, 1915, 2298, 2463, 3447, 3830, 4105, 4926, 5745, 6894, 7389, 8210, 11490, 12315, 14778, 17235, 24630, 34470, 36945, 73890, 314443, 628886, 943329, 1572215, 1886658, 2829987, 3144430, 4716645, 5659974, 9433290, 14149935, 28299870]

約数ペア:

[(1, 28299870), (2, 14149935), (3, 9433290), (5, 5659974), (6, 4716645), (9, 3144430), (10, 2829987), (15, 1886658), (18, 1572215), (30, 943329), (45, 628886), (90, 314443), (383, 73890), (766, 36945), (821, 34470), (1149, 24630), (1642, 17235), (1915, 14778), (2298, 12315), (2463, 11490), (3447, 8210), (3830, 7389), (4105, 6894), (4926, 5745)]