78165585

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 141944400

約数和(自身を除く): 63778815

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 89, 145, 261, 267, 435, 445, 673, 801, 1305, 1335, 2019, 2581, 3365, 4005, 6057, 7743, 10095, 12905, 19517, 23229, 30285, 38715, 58551, 59897, 97585, 116145, 175653, 179691, 292755, 299485, 539073, 878265, 898455, 1737013, 2695365, 5211039, 8685065, 15633117, 26055195, 78165585]

約数ペア:

[(1, 78165585), (3, 26055195), (5, 15633117), (9, 8685065), (15, 5211039), (29, 2695365), (45, 1737013), (87, 898455), (89, 878265), (145, 539073), (261, 299485), (267, 292755), (435, 179691), (445, 175653), (673, 116145), (801, 97585), (1305, 59897), (1335, 58551), (2019, 38715), (2581, 30285), (3365, 23229), (4005, 19517), (6057, 12905), (7743, 10095)]