40570887

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 23295993

約数列:

[1, 3, 7, 21, 43, 129, 179, 251, 301, 537, 753, 903, 1253, 1757, 3759, 5271, 7697, 10793, 23091, 32379, 44929, 53879, 75551, 134787, 161637, 226653, 314503, 943509, 1931947, 5795841, 13523629, 40570887]

約数ペア:

[(1, 40570887), (3, 13523629), (7, 5795841), (21, 1931947), (43, 943509), (129, 314503), (179, 226653), (251, 161637), (301, 134787), (537, 75551), (753, 53879), (903, 44929), (1253, 32379), (1757, 23091), (3759, 10793), (5271, 7697)]