1321570887

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1181}}^1\times {\mathrm{4099}}^1$

素因数の和:5303

約数の個数: 32

約数和(自身を含む): 2171097600

約数和(自身を除く): 849526713

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1181, 3543, 4099, 8267, 12297, 15353, 24801, 28693, 46059, 53287, 86079, 107471, 159861, 322413, 373009, 1119027, 4840919, 14522757, 33886433, 62931947, 101659299, 188795841, 440523629, 1321570887]

約数ペア:

[(1, 1321570887), (3, 440523629), (7, 188795841), (13, 101659299), (21, 62931947), (39, 33886433), (91, 14522757), (273, 4840919), (1181, 1119027), (3543, 373009), (4099, 322413), (8267, 159861), (12297, 107471), (15353, 86079), (24801, 53287), (28693, 46059)]