71121465

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 130740480

約数和(自身を除く): 59619015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 193, 285, 431, 579, 855, 965, 1293, 1737, 2155, 2895, 3667, 3879, 6465, 8189, 8685, 11001, 18335, 19395, 24567, 33003, 40945, 55005, 73701, 83183, 122835, 165015, 249549, 368505, 415915, 748647, 1247745, 1580477, 3743235, 4741431, 7902385, 14224293, 23707155, 71121465]

約数ペア:

[(1, 71121465), (3, 23707155), (5, 14224293), (9, 7902385), (15, 4741431), (19, 3743235), (45, 1580477), (57, 1247745), (95, 748647), (171, 415915), (193, 368505), (285, 249549), (431, 165015), (579, 122835), (855, 83183), (965, 73701), (1293, 55005), (1737, 40945), (2155, 33003), (2895, 24567), (3667, 19395), (3879, 18335), (6465, 11001), (8189, 8685)]