213650685

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3089}}^1$

素因数の和:3182

約数の個数: 48

約数和(自身を含む): 390452400

約数和(自身を除く): 176801715

約数列:

[1, 3, 5, 9, 15, 29, 45, 53, 87, 145, 159, 261, 265, 435, 477, 795, 1305, 1537, 2385, 3089, 4611, 7685, 9267, 13833, 15445, 23055, 27801, 46335, 69165, 89581, 139005, 163717, 268743, 447905, 491151, 806229, 818585, 1343715, 1473453, 2455755, 4031145, 4747793, 7367265, 14243379, 23738965, 42730137, 71216895, 213650685]

約数ペア:

[(1, 213650685), (3, 71216895), (5, 42730137), (9, 23738965), (15, 14243379), (29, 7367265), (45, 4747793), (53, 4031145), (87, 2455755), (145, 1473453), (159, 1343715), (261, 818585), (265, 806229), (435, 491151), (477, 447905), (795, 268743), (1305, 163717), (1537, 139005), (2385, 89581), (3089, 69165), (4611, 46335), (7685, 27801), (9267, 23055), (13833, 15445)]