51378327

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1$

素因数の和:1941

約数の個数: 64

約数和(自身を含む): 102251520

約数和(自身を除く): 50873193

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 117, 143, 189, 231, 273, 297, 351, 429, 693, 819, 1001, 1287, 1901, 2079, 2457, 3003, 3861, 5703, 9009, 13307, 17109, 20911, 24713, 27027, 39921, 51327, 62733, 74139, 119763, 146377, 172991, 188199, 222417, 271843, 359289, 439131, 518973, 564597, 667251, 815529, 1317393, 1556919, 1902901, 2446587, 3952179, 4670757, 5708703, 7339761, 17126109, 51378327]

約数ペア:

[(1, 51378327), (3, 17126109), (7, 7339761), (9, 5708703), (11, 4670757), (13, 3952179), (21, 2446587), (27, 1902901), (33, 1556919), (39, 1317393), (63, 815529), (77, 667251), (91, 564597), (99, 518973), (117, 439131), (143, 359289), (189, 271843), (231, 222417), (273, 188199), (297, 172991), (351, 146377), (429, 119763), (693, 74139), (819, 62733), (1001, 51327), (1287, 39921), (1901, 27027), (2079, 24713), (2457, 20911), (3003, 17109), (3861, 13307), (5703, 9009)]