281228766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27109}}^1$

素因数の和:27153

約数の個数: 64

約数和(自身を含む): 728716800

約数和(自身を除く): 447488034

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 3458, 5187, 10374, 27109, 54218, 81327, 162654, 189763, 352417, 379526, 515071, 569289, 704834, 1030142, 1057251, 1138578, 1545213, 2114502, 2466919, 3090426, 3605497, 4933838, 6695923, 7210994, 7400757, 10816491, 13391846, 14801514, 20087769, 21632982, 40175538, 46871461, 93742922, 140614383, 281228766]

約数ペア:

[(1, 281228766), (2, 140614383), (3, 93742922), (6, 46871461), (7, 40175538), (13, 21632982), (14, 20087769), (19, 14801514), (21, 13391846), (26, 10816491), (38, 7400757), (39, 7210994), (42, 6695923), (57, 4933838), (78, 3605497), (91, 3090426), (114, 2466919), (133, 2114502), (182, 1545213), (247, 1138578), (266, 1057251), (273, 1030142), (399, 704834), (494, 569289), (546, 515071), (741, 379526), (798, 352417), (1482, 189763), (1729, 162654), (3458, 81327), (5187, 54218), (10374, 27109)]