164590245

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 304899840

約数和(自身を除く): 140309595

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 83, 111, 135, 185, 249, 333, 397, 415, 555, 747, 999, 1191, 1245, 1665, 1985, 2241, 3071, 3573, 3735, 4995, 5955, 9213, 10719, 11205, 14689, 15355, 17865, 27639, 32951, 44067, 46065, 53595, 73445, 82917, 98853, 132201, 138195, 164755, 220335, 296559, 396603, 414585, 494265, 661005, 889677, 1219187, 1482795, 1983015, 3657561, 4448385, 6095935, 10972683, 18287805, 32918049, 54863415, 164590245]

約数ペア:

[(1, 164590245), (3, 54863415), (5, 32918049), (9, 18287805), (15, 10972683), (27, 6095935), (37, 4448385), (45, 3657561), (83, 1983015), (111, 1482795), (135, 1219187), (185, 889677), (249, 661005), (333, 494265), (397, 414585), (415, 396603), (555, 296559), (747, 220335), (999, 164755), (1191, 138195), (1245, 132201), (1665, 98853), (1985, 82917), (2241, 73445), (3071, 53595), (3573, 46065), (3735, 44067), (4995, 32951), (5955, 27639), (9213, 17865), (10719, 15355), (11205, 14689)]