1984155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 3483648

約数和(自身を除く): 1499493

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 251, 255, 465, 527, 753, 1255, 1581, 2635, 3765, 4267, 7781, 7905, 12801, 21335, 23343, 38905, 64005, 116715, 132277, 396831, 661385, 1984155]

約数ペア:

[(1, 1984155), (3, 661385), (5, 396831), (15, 132277), (17, 116715), (31, 64005), (51, 38905), (85, 23343), (93, 21335), (155, 12801), (251, 7905), (255, 7781), (465, 4267), (527, 3765), (753, 2635), (1255, 1581)]