28104645

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 46840320

約数和(自身を除く): 18735675

約数列:

[1, 3, 5, 15, 37, 79, 111, 185, 237, 395, 555, 641, 1185, 1923, 2923, 3205, 8769, 9615, 14615, 23717, 43845, 50639, 71151, 118585, 151917, 253195, 355755, 759585, 1873643, 5620929, 9368215, 28104645]

約数ペア:

[(1, 28104645), (3, 9368215), (5, 5620929), (15, 1873643), (37, 759585), (79, 355755), (111, 253195), (185, 151917), (237, 118585), (395, 71151), (555, 50639), (641, 43845), (1185, 23717), (1923, 14615), (2923, 9615), (3205, 8769)]