211301872857

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{25601}}^1$

素因数の和:25836

約数の個数: 80

約数和(自身を含む): 344975685120

約数和(自身を除く): 133673812263

約数列:

[1, 3, 9, 19, 27, 31, 57, 81, 93, 171, 173, 279, 513, 519, 589, 837, 1539, 1557, 1767, 2511, 3287, 4671, 5301, 5363, 9861, 14013, 15903, 16089, 25601, 29583, 47709, 48267, 76803, 88749, 101897, 144801, 230409, 266247, 305691, 434403, 486419, 691227, 793631, 917073, 1459257, 2073681, 2380893, 2751219, 4377771, 4428973, 7142679, 8253657, 13133313, 13286919, 15078989, 21428037, 39399939, 39860757, 45236967, 64284111, 84150487, 119582271, 135710901, 137298163, 252451461, 358746813, 407132703, 411894489, 757354383, 1221398109, 1235683467, 2272063149, 2608665097, 3707050401, 6816189447, 7825995291, 11121151203, 23477985873, 70433957619, 211301872857]

約数ペア:

[(1, 211301872857), (3, 70433957619), (9, 23477985873), (19, 11121151203), (27, 7825995291), (31, 6816189447), (57, 3707050401), (81, 2608665097), (93, 2272063149), (171, 1235683467), (173, 1221398109), (279, 757354383), (513, 411894489), (519, 407132703), (589, 358746813), (837, 252451461), (1539, 137298163), (1557, 135710901), (1767, 119582271), (2511, 84150487), (3287, 64284111), (4671, 45236967), (5301, 39860757), (5363, 39399939), (9861, 21428037), (14013, 15078989), (15903, 13286919), (16089, 13133313), (25601, 8253657), (29583, 7142679), (47709, 4428973), (48267, 4377771), (76803, 2751219), (88749, 2380893), (101897, 2073681), (144801, 1459257), (230409, 917073), (266247, 793631), (305691, 691227), (434403, 486419)]