31393157068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{318247}}^1$

素因数の和:318542

約数の個数: 48

約数和(自身を含む): 67865749504

約数和(自身を除く): 36472592436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 271, 364, 542, 1084, 1897, 3523, 3794, 7046, 7588, 14092, 24661, 49322, 98644, 318247, 636494, 1272988, 2227729, 4137211, 4455458, 8274422, 8910916, 16548844, 28960477, 57920954, 86244937, 115841908, 172489874, 344979748, 603714559, 1121184181, 1207429118, 2242368362, 2414858236, 4484736724, 7848289267, 15696578534, 31393157068]

約数ペア:

[(1, 31393157068), (2, 15696578534), (4, 7848289267), (7, 4484736724), (13, 2414858236), (14, 2242368362), (26, 1207429118), (28, 1121184181), (52, 603714559), (91, 344979748), (182, 172489874), (271, 115841908), (364, 86244937), (542, 57920954), (1084, 28960477), (1897, 16548844), (3523, 8910916), (3794, 8274422), (7046, 4455458), (7588, 4137211), (14092, 2227729), (24661, 1272988), (49322, 636494), (98644, 318247)]