269551919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 343203840

約数和(自身を除く): 73651921

約数列:

[1, 7, 13, 37, 91, 223, 259, 359, 481, 1561, 2513, 2899, 3367, 4667, 8251, 13283, 20293, 32669, 57757, 80057, 92981, 107263, 172679, 560399, 750841, 1040741, 1208753, 2962109, 7285187, 20734763, 38507417, 269551919]

約数ペア:

[(1, 269551919), (7, 38507417), (13, 20734763), (37, 7285187), (91, 2962109), (223, 1208753), (259, 1040741), (359, 750841), (481, 560399), (1561, 172679), (2513, 107263), (2899, 92981), (3367, 80057), (4667, 57757), (8251, 32669), (13283, 20293)]