128878386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 324937728

約数和(自身を除く): 196059342

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 67, 78, 91, 134, 169, 182, 201, 271, 273, 338, 402, 469, 507, 542, 546, 813, 871, 938, 1014, 1183, 1407, 1626, 1742, 1897, 2366, 2613, 2814, 3523, 3549, 3794, 5226, 5691, 6097, 7046, 7098, 10569, 11323, 11382, 12194, 18157, 18291, 21138, 22646, 24661, 33969, 36314, 36582, 45799, 49322, 54471, 67938, 73983, 79261, 91598, 108942, 127099, 137397, 147966, 158522, 236041, 237783, 254198, 274794, 320593, 381297, 472082, 475566, 641186, 708123, 762594, 961779, 1416246, 1652287, 1923558, 3068533, 3304574, 4956861, 6137066, 9205599, 9913722, 18411198, 21479731, 42959462, 64439193, 128878386]

約数ペア:

[(1, 128878386), (2, 64439193), (3, 42959462), (6, 21479731), (7, 18411198), (13, 9913722), (14, 9205599), (21, 6137066), (26, 4956861), (39, 3304574), (42, 3068533), (67, 1923558), (78, 1652287), (91, 1416246), (134, 961779), (169, 762594), (182, 708123), (201, 641186), (271, 475566), (273, 472082), (338, 381297), (402, 320593), (469, 274794), (507, 254198), (542, 237783), (546, 236041), (813, 158522), (871, 147966), (938, 137397), (1014, 127099), (1183, 108942), (1407, 91598), (1626, 79261), (1742, 73983), (1897, 67938), (2366, 54471), (2613, 49322), (2814, 45799), (3523, 36582), (3549, 36314), (3794, 33969), (5226, 24661), (5691, 22646), (6097, 21138), (7046, 18291), (7098, 18157), (10569, 12194), (11323, 11382)]