280231155

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3581}}^1$

素因数の和:3676

約数の個数: 48

約数和(自身を含む): 509618304

約数和(自身を除く): 229387149

約数列:

[1, 3, 5, 9, 15, 37, 45, 47, 111, 141, 185, 235, 333, 423, 555, 705, 1665, 1739, 2115, 3581, 5217, 8695, 10743, 15651, 17905, 26085, 32229, 53715, 78255, 132497, 161145, 168307, 397491, 504921, 662485, 841535, 1192473, 1514763, 1987455, 2524605, 5962365, 6227359, 7573815, 18682077, 31136795, 56046231, 93410385, 280231155]

約数ペア:

[(1, 280231155), (3, 93410385), (5, 56046231), (9, 31136795), (15, 18682077), (37, 7573815), (45, 6227359), (47, 5962365), (111, 2524605), (141, 1987455), (185, 1514763), (235, 1192473), (333, 841535), (423, 662485), (555, 504921), (705, 397491), (1665, 168307), (1739, 161145), (2115, 132497), (3581, 78255), (5217, 53715), (8695, 32229), (10743, 26085), (15651, 17905)]