40289481

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:635

約数の個数: 40

約数和(自身を含む): 64817280

約数和(自身を除く): 24527799

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 423, 513, 557, 893, 1269, 1539, 1671, 2679, 3807, 5013, 8037, 10583, 15039, 24111, 26179, 31749, 45117, 72333, 78537, 95247, 235611, 285741, 497401, 706833, 857223, 1492203, 2120499, 4476609, 13429827, 40289481]

約数ペア:

[(1, 40289481), (3, 13429827), (9, 4476609), (19, 2120499), (27, 1492203), (47, 857223), (57, 706833), (81, 497401), (141, 285741), (171, 235611), (423, 95247), (513, 78537), (557, 72333), (893, 45117), (1269, 31749), (1539, 26179), (1671, 24111), (2679, 15039), (3807, 10583), (5013, 8037)]