389670392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 791683200

約数和(自身を除く): 402012808

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 83, 134, 152, 166, 268, 332, 461, 536, 664, 922, 1273, 1577, 1844, 2546, 3154, 3688, 5092, 5561, 6308, 8759, 10184, 11122, 12616, 17518, 22244, 30887, 35036, 38263, 44488, 61774, 70072, 76526, 105659, 123548, 153052, 211318, 247096, 306104, 422636, 586853, 726997, 845272, 1173706, 1453994, 2347412, 2563621, 2907988, 4694824, 5127242, 5815976, 10254484, 20508968, 48708799, 97417598, 194835196, 389670392]

約数ペア:

[(1, 389670392), (2, 194835196), (4, 97417598), (8, 48708799), (19, 20508968), (38, 10254484), (67, 5815976), (76, 5127242), (83, 4694824), (134, 2907988), (152, 2563621), (166, 2347412), (268, 1453994), (332, 1173706), (461, 845272), (536, 726997), (664, 586853), (922, 422636), (1273, 306104), (1577, 247096), (1844, 211318), (2546, 153052), (3154, 123548), (3688, 105659), (5092, 76526), (5561, 70072), (6308, 61774), (8759, 44488), (10184, 38263), (11122, 35036), (12616, 30887), (17518, 22244)]