77776478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1567}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 132765696

約数和(自身を除く): 54989218

約数列:

[1, 2, 13, 23, 26, 46, 83, 166, 299, 598, 1079, 1567, 1909, 2158, 3134, 3818, 20371, 24817, 36041, 40742, 49634, 72082, 130061, 260122, 468533, 937066, 1690793, 2991403, 3381586, 5982806, 38888239, 77776478]

約数ペア:

[(1, 77776478), (2, 38888239), (13, 5982806), (23, 3381586), (26, 2991403), (46, 1690793), (83, 937066), (166, 468533), (299, 260122), (598, 130061), (1079, 72082), (1567, 49634), (1909, 40742), (2158, 36041), (3134, 24817), (3818, 20371)]