81642474

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 180857664

約数和(自身を除く): 99215190

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 193, 213, 331, 386, 426, 579, 639, 662, 993, 1158, 1278, 1737, 1986, 2979, 3474, 5958, 13703, 23501, 27406, 41109, 47002, 63883, 70503, 82218, 123327, 127766, 141006, 191649, 211509, 246654, 383298, 423018, 574947, 1149894, 4535693, 9071386, 13607079, 27214158, 40821237, 81642474]

約数ペア:

[(1, 81642474), (2, 40821237), (3, 27214158), (6, 13607079), (9, 9071386), (18, 4535693), (71, 1149894), (142, 574947), (193, 423018), (213, 383298), (331, 246654), (386, 211509), (426, 191649), (579, 141006), (639, 127766), (662, 123327), (993, 82218), (1158, 70503), (1278, 63883), (1737, 47002), (1986, 41109), (2979, 27406), (3474, 23501), (5958, 13703)]