1618461

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 40

約数和(自身を含む): 2744280

約数和(自身を除く): 1125819

約数列:

[1, 3, 9, 13, 27, 29, 39, 53, 81, 87, 117, 159, 261, 351, 377, 477, 689, 783, 1053, 1131, 1431, 1537, 2067, 2349, 3393, 4293, 4611, 6201, 10179, 13833, 18603, 19981, 30537, 41499, 55809, 59943, 124497, 179829, 539487, 1618461]

約数ペア:

[(1, 1618461), (3, 539487), (9, 179829), (13, 124497), (27, 59943), (29, 55809), (39, 41499), (53, 30537), (81, 19981), (87, 18603), (117, 13833), (159, 10179), (261, 6201), (351, 4611), (377, 4293), (477, 3393), (689, 2349), (783, 2067), (1053, 1537), (1131, 1431)]