81872196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{11743}}^1$

素因数の和:11840

約数の個数: 48

約数和(自身を含む): 220975104

約数和(自身を除く): 139102908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 3486, 6972, 11743, 23486, 35229, 46972, 70458, 82201, 140916, 164402, 246603, 328804, 493206, 974669, 986412, 1949338, 2924007, 3898676, 5848014, 6822683, 11696028, 13645366, 20468049, 27290732, 40936098, 81872196]

約数ペア:

[(1, 81872196), (2, 40936098), (3, 27290732), (4, 20468049), (6, 13645366), (7, 11696028), (12, 6822683), (14, 5848014), (21, 3898676), (28, 2924007), (42, 1949338), (83, 986412), (84, 974669), (166, 493206), (249, 328804), (332, 246603), (498, 164402), (581, 140916), (996, 82201), (1162, 70458), (1743, 46972), (2324, 35229), (3486, 23486), (6972, 11743)]