981567315

素因数分解:

$3^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{7793}}^1$

素因数の和:8121

約数の個数: 40

約数和(自身を含む): 1765434528

約数和(自身を除く): 783867213

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 311, 405, 933, 1555, 2799, 4665, 7793, 8397, 13995, 23379, 25191, 38965, 41985, 70137, 116895, 125955, 210411, 350685, 631233, 1052055, 2423623, 3156165, 7270869, 12118115, 21812607, 36354345, 65437821, 109063035, 196313463, 327189105, 981567315]

約数ペア:

[(1, 981567315), (3, 327189105), (5, 196313463), (9, 109063035), (15, 65437821), (27, 36354345), (45, 21812607), (81, 12118115), (135, 7270869), (311, 3156165), (405, 2423623), (933, 1052055), (1555, 631233), (2799, 350685), (4665, 210411), (7793, 125955), (8397, 116895), (13995, 70137), (23379, 41985), (25191, 38965)]