319817085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 605159424

約数和(自身を除く): 285342339

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 191, 259, 431, 555, 573, 777, 955, 1293, 1295, 1337, 2155, 2865, 3017, 3885, 4011, 6465, 6685, 7067, 9051, 15085, 15947, 20055, 21201, 35335, 45255, 47841, 49469, 79735, 82321, 106005, 111629, 148407, 239205, 246963, 247345, 334887, 411605, 558145, 576247, 742035, 1234815, 1674435, 1728741, 2881235, 3045877, 8643705, 9137631, 15229385, 21321139, 45688155, 63963417, 106605695, 319817085]

約数ペア:

[(1, 319817085), (3, 106605695), (5, 63963417), (7, 45688155), (15, 21321139), (21, 15229385), (35, 9137631), (37, 8643705), (105, 3045877), (111, 2881235), (185, 1728741), (191, 1674435), (259, 1234815), (431, 742035), (555, 576247), (573, 558145), (777, 411605), (955, 334887), (1293, 247345), (1295, 246963), (1337, 239205), (2155, 148407), (2865, 111629), (3017, 106005), (3885, 82321), (4011, 79735), (6465, 49469), (6685, 47841), (7067, 45255), (9051, 35335), (15085, 21201), (15947, 20055)]