49209069

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 37882131

約数列:

[1, 3, 7, 13, 19, 21, 39, 53, 57, 91, 133, 159, 179, 247, 273, 371, 399, 537, 689, 741, 1007, 1113, 1253, 1729, 2067, 2327, 3021, 3401, 3759, 4823, 5187, 6981, 7049, 9487, 10203, 13091, 14469, 16289, 21147, 23807, 28461, 39273, 44213, 48867, 66409, 71421, 91637, 123331, 132639, 180253, 199227, 274911, 309491, 369993, 540759, 863317, 928473, 1261771, 2343289, 2589951, 3785313, 7029867, 16403023, 49209069]

約数ペア:

[(1, 49209069), (3, 16403023), (7, 7029867), (13, 3785313), (19, 2589951), (21, 2343289), (39, 1261771), (53, 928473), (57, 863317), (91, 540759), (133, 369993), (159, 309491), (179, 274911), (247, 199227), (273, 180253), (371, 132639), (399, 123331), (537, 91637), (689, 71421), (741, 66409), (1007, 48867), (1113, 44213), (1253, 39273), (1729, 28461), (2067, 23807), (2327, 21147), (3021, 16289), (3401, 14469), (3759, 13091), (4823, 10203), (5187, 9487), (6981, 7049)]