742249725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74411}}^1$

素因数の和:74450

約数の個数: 48

約数和(自身を含む): 1476334080

約数和(自身を除く): 734084355

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 9975, 74411, 223233, 372055, 520877, 1116165, 1413809, 1562631, 1860275, 2604385, 4241427, 5580825, 7069045, 7813155, 9896663, 13021925, 21207135, 29689989, 35345225, 39065775, 49483315, 106035675, 148449945, 247416575, 742249725]

約数ペア:

[(1, 742249725), (3, 247416575), (5, 148449945), (7, 106035675), (15, 49483315), (19, 39065775), (21, 35345225), (25, 29689989), (35, 21207135), (57, 13021925), (75, 9896663), (95, 7813155), (105, 7069045), (133, 5580825), (175, 4241427), (285, 2604385), (399, 1860275), (475, 1562631), (525, 1413809), (665, 1116165), (1425, 520877), (1995, 372055), (3325, 223233), (9975, 74411)]