7817823999

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{953}}^1\times {\mathrm{15991}}^1$

素因数の和:16972

約数の個数: 32

約数和(自身を含む): 12205094400

約数和(自身を除く): 4387270401

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 953, 2859, 8577, 15991, 18107, 25731, 47973, 54321, 143919, 162963, 303829, 431757, 488889, 911487, 2734461, 8203383, 15239423, 45718269, 137154807, 289549037, 411464421, 868647111, 2605941333, 7817823999]

約数ペア:

[(1, 7817823999), (3, 2605941333), (9, 868647111), (19, 411464421), (27, 289549037), (57, 137154807), (171, 45718269), (513, 15239423), (953, 8203383), (2859, 2734461), (8577, 911487), (15991, 488889), (18107, 431757), (25731, 303829), (47973, 162963), (54321, 143919)]