171921123

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1409

約数の個数: 40

約数和(自身を含む): 282181680

約数和(自身を除く): 110260557

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 157, 297, 471, 891, 1229, 1413, 1727, 3687, 4239, 5181, 11061, 12717, 13519, 15543, 33183, 40557, 46629, 99549, 121671, 139887, 192953, 365013, 578859, 1095039, 1736577, 2122483, 5209731, 6367449, 15629193, 19102347, 57307041, 171921123]

約数ペア:

[(1, 171921123), (3, 57307041), (9, 19102347), (11, 15629193), (27, 6367449), (33, 5209731), (81, 2122483), (99, 1736577), (157, 1095039), (297, 578859), (471, 365013), (891, 192953), (1229, 139887), (1413, 121671), (1727, 99549), (3687, 46629), (4239, 40557), (5181, 33183), (11061, 15543), (12717, 13519)]