281111038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{8111}}^1$

素因数の和:8200

約数の個数: 32

約数和(自身を含む): 479711232

約数和(自身を除く): 198600194

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 806, 1118, 1333, 2666, 8111, 16222, 17329, 34658, 105443, 210886, 251441, 348773, 502882, 697546, 3268733, 4534049, 6537466, 9068098, 10811963, 21623926, 140555519, 281111038]

約数ペア:

[(1, 281111038), (2, 140555519), (13, 21623926), (26, 10811963), (31, 9068098), (43, 6537466), (62, 4534049), (86, 3268733), (403, 697546), (559, 502882), (806, 348773), (1118, 251441), (1333, 210886), (2666, 105443), (8111, 34658), (16222, 17329)]