28397735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4229}}^1$

素因数の和:4330

約数の個数: 16

約数和(自身を含む): 36547200

約数和(自身を除く): 8149465

約数列:

[1, 5, 17, 79, 85, 395, 1343, 4229, 6715, 21145, 71893, 334091, 359465, 1670455, 5679547, 28397735]

約数ペア:

[(1, 28397735), (5, 5679547), (17, 1670455), (79, 359465), (85, 334091), (395, 71893), (1343, 21145), (4229, 6715)]