2777895

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^3$

素因数の和:74

約数の個数: 40

約数和(自身を含む): 5256240

約数和(自身を除く): 2478345

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 361, 405, 513, 855, 1083, 1539, 1805, 2565, 3249, 5415, 6859, 7695, 9747, 16245, 20577, 29241, 34295, 48735, 61731, 102885, 146205, 185193, 308655, 555579, 925965, 2777895]

約数ペア:

[(1, 2777895), (3, 925965), (5, 555579), (9, 308655), (15, 185193), (19, 146205), (27, 102885), (45, 61731), (57, 48735), (81, 34295), (95, 29241), (135, 20577), (171, 16245), (285, 9747), (361, 7695), (405, 6859), (513, 5415), (855, 3249), (1083, 2565), (1539, 1805)]