287328045

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{1571}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 468581760

約数和(自身を除く): 181253715

約数列:

[1, 3, 5, 15, 89, 137, 267, 411, 445, 685, 1335, 1571, 2055, 4713, 7855, 12193, 23565, 36579, 60965, 139819, 182895, 215227, 419457, 645681, 699095, 1076135, 2097285, 3228405, 19155203, 57465609, 95776015, 287328045]

約数ペア:

[(1, 287328045), (3, 95776015), (5, 57465609), (15, 19155203), (89, 3228405), (137, 2097285), (267, 1076135), (411, 699095), (445, 645681), (685, 419457), (1335, 215227), (1571, 182895), (2055, 139819), (4713, 60965), (7855, 36579), (12193, 23565)]