138371884

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 294002352

約数和(自身を除く): 155630468

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 67, 82, 98, 134, 164, 196, 257, 268, 287, 469, 514, 574, 938, 1028, 1148, 1799, 1876, 2009, 2747, 3283, 3598, 4018, 5494, 6566, 7196, 8036, 10537, 10988, 12593, 13132, 17219, 19229, 21074, 25186, 34438, 38458, 42148, 50372, 68876, 73759, 76916, 120533, 134603, 147518, 241066, 269206, 295036, 482132, 516313, 538412, 705979, 843731, 1032626, 1411958, 1687462, 2065252, 2823916, 3374924, 4941853, 9883706, 19767412, 34592971, 69185942, 138371884]

約数ペア:

[(1, 138371884), (2, 69185942), (4, 34592971), (7, 19767412), (14, 9883706), (28, 4941853), (41, 3374924), (49, 2823916), (67, 2065252), (82, 1687462), (98, 1411958), (134, 1032626), (164, 843731), (196, 705979), (257, 538412), (268, 516313), (287, 482132), (469, 295036), (514, 269206), (574, 241066), (938, 147518), (1028, 134603), (1148, 120533), (1799, 76916), (1876, 73759), (2009, 68876), (2747, 50372), (3283, 42148), (3598, 38458), (4018, 34438), (5494, 25186), (6566, 21074), (7196, 19229), (8036, 17219), (10537, 13132), (10988, 12593)]