77821665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5003}}^1$

素因数の和:5089

約数の個数: 32

約数和(自身を含む): 134027136

約数和(自身を除く): 56205471

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 3111, 5003, 5185, 15009, 15555, 25015, 75045, 85051, 255153, 305183, 425255, 915549, 1275765, 1525915, 4577745, 5188111, 15564333, 25940555, 77821665]

約数ペア:

[(1, 77821665), (3, 25940555), (5, 15564333), (15, 5188111), (17, 4577745), (51, 1525915), (61, 1275765), (85, 915549), (183, 425255), (255, 305183), (305, 255153), (915, 85051), (1037, 75045), (3111, 25015), (5003, 15555), (5185, 15009)]