3991428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 11811072

約数和(自身を除く): 7819644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 337, 423, 564, 658, 674, 846, 987, 1011, 1316, 1348, 1692, 1974, 2022, 2359, 2961, 3033, 3948, 4044, 4718, 5922, 6066, 7077, 9436, 11844, 12132, 14154, 15839, 21231, 28308, 31678, 42462, 47517, 63356, 84924, 95034, 110873, 142551, 190068, 221746, 285102, 332619, 443492, 570204, 665238, 997857, 1330476, 1995714, 3991428]

約数ペア:

[(1, 3991428), (2, 1995714), (3, 1330476), (4, 997857), (6, 665238), (7, 570204), (9, 443492), (12, 332619), (14, 285102), (18, 221746), (21, 190068), (28, 142551), (36, 110873), (42, 95034), (47, 84924), (63, 63356), (84, 47517), (94, 42462), (126, 31678), (141, 28308), (188, 21231), (252, 15839), (282, 14154), (329, 12132), (337, 11844), (423, 9436), (564, 7077), (658, 6066), (674, 5922), (846, 4718), (987, 4044), (1011, 3948), (1316, 3033), (1348, 2961), (1692, 2359), (1974, 2022)]