691387346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{4951}}^1$

素因数の和:5138

約数の個数: 32

約数和(自身を含む): 1153063296

約数和(自身を除く): 461675950

約数列:

[1, 2, 13, 26, 41, 82, 131, 262, 533, 1066, 1703, 3406, 4951, 5371, 9902, 10742, 64363, 69823, 128726, 139646, 202991, 405982, 648581, 1297162, 2638883, 5277766, 8431553, 16863106, 26591821, 53183642, 345693673, 691387346]

約数ペア:

[(1, 691387346), (2, 345693673), (13, 53183642), (26, 26591821), (41, 16863106), (82, 8431553), (131, 5277766), (262, 2638883), (533, 1297162), (1066, 648581), (1703, 405982), (3406, 202991), (4951, 139646), (5371, 128726), (9902, 69823), (10742, 64363)]