131489538

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1367

約数の個数: 64

約数和(自身を含む): 295833600

約数和(自身を除く): 164344062

約数列:

[1, 2, 3, 6, 19, 29, 31, 38, 57, 58, 62, 87, 93, 114, 174, 186, 551, 589, 899, 1102, 1178, 1283, 1653, 1767, 1798, 2566, 2697, 3306, 3534, 3849, 5394, 7698, 17081, 24377, 34162, 37207, 39773, 48754, 51243, 73131, 74414, 79546, 102486, 111621, 119319, 146262, 223242, 238638, 706933, 755687, 1153417, 1413866, 1511374, 2120799, 2267061, 2306834, 3460251, 4241598, 4534122, 6920502, 21914923, 43829846, 65744769, 131489538]

約数ペア:

[(1, 131489538), (2, 65744769), (3, 43829846), (6, 21914923), (19, 6920502), (29, 4534122), (31, 4241598), (38, 3460251), (57, 2306834), (58, 2267061), (62, 2120799), (87, 1511374), (93, 1413866), (114, 1153417), (174, 755687), (186, 706933), (551, 238638), (589, 223242), (899, 146262), (1102, 119319), (1178, 111621), (1283, 102486), (1653, 79546), (1767, 74414), (1798, 73131), (2566, 51243), (2697, 48754), (3306, 39773), (3534, 37207), (3849, 34162), (5394, 24377), (7698, 17081)]