201720438

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{599}}^1$

素因数の和:1013

約数の個数: 48

約数和(自身を含む): 447314400

約数和(自身を除く): 245593962

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 353, 477, 599, 706, 954, 1059, 1198, 1797, 2118, 3177, 3594, 5391, 6354, 10782, 18709, 31747, 37418, 56127, 63494, 95241, 112254, 168381, 190482, 211447, 285723, 336762, 422894, 571446, 634341, 1268682, 1903023, 3806046, 11206691, 22413382, 33620073, 67240146, 100860219, 201720438]

約数ペア:

[(1, 201720438), (2, 100860219), (3, 67240146), (6, 33620073), (9, 22413382), (18, 11206691), (53, 3806046), (106, 1903023), (159, 1268682), (318, 634341), (353, 571446), (477, 422894), (599, 336762), (706, 285723), (954, 211447), (1059, 190482), (1198, 168381), (1797, 112254), (2118, 95241), (3177, 63494), (3594, 56127), (5391, 37418), (6354, 31747), (10782, 18709)]