646215102

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{2689}}^1$

素因数の和:2802

約数の個数: 72

約数和(自身を含む): 1535882400

約数和(自身を除く): 889667298

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 169, 234, 237, 338, 474, 507, 711, 1014, 1027, 1422, 1521, 2054, 2689, 3042, 3081, 5378, 6162, 8067, 9243, 13351, 16134, 18486, 24201, 26702, 34957, 40053, 48402, 69914, 80106, 104871, 120159, 209742, 212431, 240318, 314613, 424862, 454441, 629226, 637293, 908882, 1274586, 1363323, 1911879, 2726646, 2761603, 3823758, 4089969, 5523206, 8179938, 8284809, 16569618, 24854427, 35900839, 49708854, 71801678, 107702517, 215405034, 323107551, 646215102]

約数ペア:

[(1, 646215102), (2, 323107551), (3, 215405034), (6, 107702517), (9, 71801678), (13, 49708854), (18, 35900839), (26, 24854427), (39, 16569618), (78, 8284809), (79, 8179938), (117, 5523206), (158, 4089969), (169, 3823758), (234, 2761603), (237, 2726646), (338, 1911879), (474, 1363323), (507, 1274586), (711, 908882), (1014, 637293), (1027, 629226), (1422, 454441), (1521, 424862), (2054, 314613), (2689, 240318), (3042, 212431), (3081, 209742), (5378, 120159), (6162, 104871), (8067, 80106), (9243, 69914), (13351, 48402), (16134, 40053), (18486, 34957), (24201, 26702)]