12380775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 22915200

約数和(自身を除く): 10534425

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 129, 165, 215, 275, 349, 473, 645, 825, 1047, 1075, 1419, 1745, 2365, 3225, 3839, 5235, 7095, 8725, 11517, 11825, 15007, 19195, 26175, 35475, 45021, 57585, 75035, 95975, 165077, 225105, 287925, 375175, 495231, 825385, 1125525, 2476155, 4126925, 12380775]

約数ペア:

[(1, 12380775), (3, 4126925), (5, 2476155), (11, 1125525), (15, 825385), (25, 495231), (33, 375175), (43, 287925), (55, 225105), (75, 165077), (129, 95975), (165, 75035), (215, 57585), (275, 45021), (349, 35475), (473, 26175), (645, 19195), (825, 15007), (1047, 11825), (1075, 11517), (1419, 8725), (1745, 7095), (2365, 5235), (3225, 3839)]