78457834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 151990272

約数和(自身を除く): 73532438

約数列:

[1, 2, 7, 13, 14, 26, 37, 61, 74, 91, 122, 182, 191, 259, 382, 427, 481, 518, 793, 854, 962, 1337, 1586, 2257, 2483, 2674, 3367, 4514, 4966, 5551, 6734, 7067, 11102, 11651, 14134, 15799, 17381, 23302, 29341, 31598, 34762, 49469, 58682, 81557, 91871, 98938, 151463, 163114, 183742, 205387, 302926, 410774, 431087, 643097, 862174, 1060241, 1286194, 2120482, 3017609, 5604131, 6035218, 11208262, 39228917, 78457834]

約数ペア:

[(1, 78457834), (2, 39228917), (7, 11208262), (13, 6035218), (14, 5604131), (26, 3017609), (37, 2120482), (61, 1286194), (74, 1060241), (91, 862174), (122, 643097), (182, 431087), (191, 410774), (259, 302926), (382, 205387), (427, 183742), (481, 163114), (518, 151463), (793, 98938), (854, 91871), (962, 81557), (1337, 58682), (1586, 49469), (2257, 34762), (2483, 31598), (2674, 29341), (3367, 23302), (4514, 17381), (4966, 15799), (5551, 14134), (6734, 11651), (7067, 11102)]