821700145

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{1217}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 1144958976

約数和(自身を除く): 323258831

約数列:

[1, 5, 7, 35, 101, 191, 505, 707, 955, 1217, 1337, 3535, 6085, 6685, 8519, 19291, 42595, 96455, 122917, 135037, 232447, 614585, 675185, 860419, 1162235, 1627129, 4302095, 8135645, 23477147, 117385735, 164340029, 821700145]

約数ペア:

[(1, 821700145), (5, 164340029), (7, 117385735), (35, 23477147), (101, 8135645), (191, 4302095), (505, 1627129), (707, 1162235), (955, 860419), (1217, 675185), (1337, 614585), (3535, 232447), (6085, 135037), (6685, 122917), (8519, 96455), (19291, 42595)]