213812316

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 551591040

約数和(自身を除く): 337778724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 163, 166, 249, 326, 332, 439, 489, 498, 652, 747, 878, 978, 996, 1317, 1467, 1494, 1756, 1956, 2634, 2934, 2988, 3951, 5268, 5868, 7902, 13529, 15804, 27058, 36437, 40587, 54116, 71557, 72874, 81174, 109311, 121761, 143114, 145748, 162348, 214671, 218622, 243522, 286228, 327933, 429342, 437244, 487044, 644013, 655866, 858684, 1288026, 1311732, 2576052, 5939231, 11878462, 17817693, 23756924, 35635386, 53453079, 71270772, 106906158, 213812316]

約数ペア:

[(1, 213812316), (2, 106906158), (3, 71270772), (4, 53453079), (6, 35635386), (9, 23756924), (12, 17817693), (18, 11878462), (36, 5939231), (83, 2576052), (163, 1311732), (166, 1288026), (249, 858684), (326, 655866), (332, 644013), (439, 487044), (489, 437244), (498, 429342), (652, 327933), (747, 286228), (878, 243522), (978, 218622), (996, 214671), (1317, 162348), (1467, 145748), (1494, 143114), (1756, 121761), (1956, 109311), (2634, 81174), (2934, 72874), (2988, 71557), (3951, 54116), (5268, 40587), (5868, 36437), (7902, 27058), (13529, 15804)]