2187045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 4447872

約数和(自身を除く): 2260827

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 53, 63, 105, 131, 159, 265, 315, 371, 393, 477, 655, 795, 917, 1113, 1179, 1855, 1965, 2385, 2751, 3339, 4585, 5565, 5895, 6943, 8253, 13755, 16695, 20829, 34715, 41265, 48601, 62487, 104145, 145803, 243005, 312435, 437409, 729015, 2187045]

約数ペア:

[(1, 2187045), (3, 729015), (5, 437409), (7, 312435), (9, 243005), (15, 145803), (21, 104145), (35, 62487), (45, 48601), (53, 41265), (63, 34715), (105, 20829), (131, 16695), (159, 13755), (265, 8253), (315, 6943), (371, 5895), (393, 5565), (477, 4585), (655, 3339), (795, 2751), (917, 2385), (1113, 1965), (1179, 1855)]