201056518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 367416000

約数和(自身を除く): 166359482

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 89, 178, 221, 247, 269, 323, 442, 494, 538, 646, 1157, 1513, 1691, 2314, 3026, 3382, 3497, 4199, 4573, 5111, 6994, 8398, 9146, 10222, 19669, 21983, 23941, 28747, 39338, 43966, 47882, 57494, 59449, 66443, 86887, 118898, 132886, 173774, 311233, 373711, 406997, 454879, 622466, 747422, 813994, 909758, 1129531, 2259062, 5290961, 5913427, 7732943, 10581922, 11826854, 15465886, 100528259, 201056518]

約数ペア:

[(1, 201056518), (2, 100528259), (13, 15465886), (17, 11826854), (19, 10581922), (26, 7732943), (34, 5913427), (38, 5290961), (89, 2259062), (178, 1129531), (221, 909758), (247, 813994), (269, 747422), (323, 622466), (442, 454879), (494, 406997), (538, 373711), (646, 311233), (1157, 173774), (1513, 132886), (1691, 118898), (2314, 86887), (3026, 66443), (3382, 59449), (3497, 57494), (4199, 47882), (4573, 43966), (5111, 39338), (6994, 28747), (8398, 23941), (9146, 21983), (10222, 19669)]