78815538

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 181059840

約数和(自身を除く): 102244302

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 71, 122, 142, 183, 213, 337, 366, 426, 549, 639, 674, 1011, 1098, 1278, 1647, 1917, 2022, 3033, 3294, 3834, 4331, 6066, 8662, 9099, 12993, 18198, 20557, 23927, 25986, 38979, 41114, 47854, 61671, 71781, 77958, 116937, 123342, 143562, 185013, 215343, 233874, 370026, 430686, 555039, 646029, 1110078, 1292058, 1459547, 2919094, 4378641, 8757282, 13135923, 26271846, 39407769, 78815538]

約数ペア:

[(1, 78815538), (2, 39407769), (3, 26271846), (6, 13135923), (9, 8757282), (18, 4378641), (27, 2919094), (54, 1459547), (61, 1292058), (71, 1110078), (122, 646029), (142, 555039), (183, 430686), (213, 370026), (337, 233874), (366, 215343), (426, 185013), (549, 143562), (639, 123342), (674, 116937), (1011, 77958), (1098, 71781), (1278, 61671), (1647, 47854), (1917, 41114), (2022, 38979), (3033, 25986), (3294, 23927), (3834, 20557), (4331, 18198), (6066, 12993), (8662, 9099)]