13064919

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 21712896

約数和(自身を除く): 8647977

約数列:

[1, 3, 7, 21, 31, 47, 49, 61, 93, 141, 147, 183, 217, 329, 427, 651, 987, 1281, 1457, 1519, 1891, 2303, 2867, 2989, 4371, 4557, 5673, 6909, 8601, 8967, 10199, 13237, 20069, 30597, 39711, 60207, 71393, 88877, 92659, 140483, 214179, 266631, 277977, 421449, 622139, 1866417, 4354973, 13064919]

約数ペア:

[(1, 13064919), (3, 4354973), (7, 1866417), (21, 622139), (31, 421449), (47, 277977), (49, 266631), (61, 214179), (93, 140483), (141, 92659), (147, 88877), (183, 71393), (217, 60207), (329, 39711), (427, 30597), (651, 20069), (987, 13237), (1281, 10199), (1457, 8967), (1519, 8601), (1891, 6909), (2303, 5673), (2867, 4557), (2989, 4371)]