1721096

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 3733200

約数和(自身を除く): 2012104

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 67, 76, 104, 134, 152, 169, 247, 268, 338, 494, 536, 676, 871, 988, 1273, 1352, 1742, 1976, 2546, 3211, 3484, 5092, 6422, 6968, 10184, 11323, 12844, 16549, 22646, 25688, 33098, 45292, 66196, 90584, 132392, 215137, 430274, 860548, 1721096]

約数ペア:

[(1, 1721096), (2, 860548), (4, 430274), (8, 215137), (13, 132392), (19, 90584), (26, 66196), (38, 45292), (52, 33098), (67, 25688), (76, 22646), (104, 16549), (134, 12844), (152, 11323), (169, 10184), (247, 6968), (268, 6422), (338, 5092), (494, 3484), (536, 3211), (676, 2546), (871, 1976), (988, 1742), (1273, 1352)]