201117915

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 363164256

約数和(自身を除く): 162046341

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 183, 205, 305, 369, 549, 615, 915, 1787, 1845, 2501, 2745, 5361, 7503, 8935, 12505, 16083, 22509, 26805, 37515, 73267, 80415, 109007, 112545, 219801, 327021, 366335, 545035, 659403, 981063, 1099005, 1635105, 3297015, 4469287, 4905315, 13407861, 22346435, 40223583, 67039305, 201117915]

約数ペア:

[(1, 201117915), (3, 67039305), (5, 40223583), (9, 22346435), (15, 13407861), (41, 4905315), (45, 4469287), (61, 3297015), (123, 1635105), (183, 1099005), (205, 981063), (305, 659403), (369, 545035), (549, 366335), (615, 327021), (915, 219801), (1787, 112545), (1845, 109007), (2501, 80415), (2745, 73267), (5361, 37515), (7503, 26805), (8935, 22509), (12505, 16083)]