221536068

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1433}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 557630976

約数和(自身を除く): 336094908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 991, 1433, 1982, 2866, 2973, 3964, 4299, 5732, 5946, 8598, 11892, 12883, 17196, 18629, 25766, 37258, 38649, 51532, 55887, 74516, 77298, 111774, 154596, 223548, 1420103, 2840206, 4260309, 5680412, 8520618, 17041236, 18461339, 36922678, 55384017, 73845356, 110768034, 221536068]

約数ペア:

[(1, 221536068), (2, 110768034), (3, 73845356), (4, 55384017), (6, 36922678), (12, 18461339), (13, 17041236), (26, 8520618), (39, 5680412), (52, 4260309), (78, 2840206), (156, 1420103), (991, 223548), (1433, 154596), (1982, 111774), (2866, 77298), (2973, 74516), (3964, 55887), (4299, 51532), (5732, 38649), (5946, 37258), (8598, 25766), (11892, 18629), (12883, 17196)]