71453172

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 195580224

約数和(自身を除く): 124127052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 411, 548, 588, 822, 887, 959, 1644, 1774, 1918, 2661, 2877, 3548, 3836, 5322, 5754, 6209, 6713, 10644, 11508, 12418, 13426, 18627, 20139, 24836, 26852, 37254, 40278, 43463, 74508, 80556, 86926, 121519, 130389, 173852, 243038, 260778, 364557, 486076, 521556, 729114, 850633, 1458228, 1701266, 2551899, 3402532, 5103798, 5954431, 10207596, 11908862, 17863293, 23817724, 35726586, 71453172]

約数ペア:

[(1, 71453172), (2, 35726586), (3, 23817724), (4, 17863293), (6, 11908862), (7, 10207596), (12, 5954431), (14, 5103798), (21, 3402532), (28, 2551899), (42, 1701266), (49, 1458228), (84, 850633), (98, 729114), (137, 521556), (147, 486076), (196, 364557), (274, 260778), (294, 243038), (411, 173852), (548, 130389), (588, 121519), (822, 86926), (887, 80556), (959, 74508), (1644, 43463), (1774, 40278), (1918, 37254), (2661, 26852), (2877, 24836), (3548, 20139), (3836, 18627), (5322, 13426), (5754, 12418), (6209, 11508), (6713, 10644)]