249989415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 453841920

約数和(自身を除く): 203852505

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 139, 195, 299, 345, 401, 417, 695, 897, 1203, 1495, 1807, 2005, 2085, 3197, 4485, 5213, 5421, 6015, 9035, 9223, 9591, 15639, 15985, 26065, 27105, 27669, 41561, 46115, 47955, 55739, 78195, 119899, 124683, 138345, 167217, 207805, 278695, 359697, 599495, 623415, 724607, 836085, 1281997, 1798485, 2173821, 3623035, 3845991, 6409985, 10869105, 16665961, 19229955, 49997883, 83329805, 249989415]

約数ペア:

[(1, 249989415), (3, 83329805), (5, 49997883), (13, 19229955), (15, 16665961), (23, 10869105), (39, 6409985), (65, 3845991), (69, 3623035), (115, 2173821), (139, 1798485), (195, 1281997), (299, 836085), (345, 724607), (401, 623415), (417, 599495), (695, 359697), (897, 278695), (1203, 207805), (1495, 167217), (1807, 138345), (2005, 124683), (2085, 119899), (3197, 78195), (4485, 55739), (5213, 47955), (5421, 46115), (6015, 41561), (9035, 27669), (9223, 27105), (9591, 26065), (15639, 15985)]