219028677

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 354585600

約数和(自身を除く): 135556923

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 191, 203, 269, 573, 609, 807, 1337, 1421, 1883, 4011, 4263, 5539, 5649, 7801, 9359, 13181, 16617, 23403, 28077, 38773, 39543, 51379, 54607, 116319, 154137, 163821, 271411, 359653, 382249, 814233, 1078959, 1146747, 1489991, 2517571, 4469973, 7552713, 10429937, 31289811, 73009559, 219028677]

約数ペア:

[(1, 219028677), (3, 73009559), (7, 31289811), (21, 10429937), (29, 7552713), (49, 4469973), (87, 2517571), (147, 1489991), (191, 1146747), (203, 1078959), (269, 814233), (573, 382249), (609, 359653), (807, 271411), (1337, 163821), (1421, 154137), (1883, 116319), (4011, 54607), (4263, 51379), (5539, 39543), (5649, 38773), (7801, 28077), (9359, 23403), (13181, 16617)]