391036891721

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{211}}^2\times {\mathrm{883}}^1$

素因数の和:1355

約数の個数: 48

約数和(自身を含む): 474527664000

約数和(自身を除く): 83490772279

約数列:

[1, 7, 29, 49, 203, 211, 343, 883, 1421, 1477, 6119, 6181, 9947, 10339, 25607, 42833, 43267, 44521, 72373, 179249, 186313, 299831, 302869, 311647, 1254743, 1291109, 1304191, 2098817, 2181529, 5403077, 8783201, 9037763, 9129337, 15270703, 37821539, 39312043, 63264341, 63905359, 264750773, 275184301, 442850387, 1140049247, 1853255411, 1926290107, 7980344729, 13484030749, 55862413103, 391036891721]

約数ペア:

[(1, 391036891721), (7, 55862413103), (29, 13484030749), (49, 7980344729), (203, 1926290107), (211, 1853255411), (343, 1140049247), (883, 442850387), (1421, 275184301), (1477, 264750773), (6119, 63905359), (6181, 63264341), (9947, 39312043), (10339, 37821539), (25607, 15270703), (42833, 9129337), (43267, 9037763), (44521, 8783201), (72373, 5403077), (179249, 2181529), (186313, 2098817), (299831, 1304191), (302869, 1291109), (311647, 1254743)]