139839381

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 227448000

約数和(自身を除く): 87608619

約数列:

[1, 3, 9, 11, 33, 59, 89, 99, 177, 267, 269, 531, 649, 801, 807, 979, 1947, 2421, 2937, 2959, 5251, 5841, 8811, 8877, 15753, 15871, 23941, 26631, 47259, 47613, 57761, 71823, 142839, 173283, 174581, 215469, 263351, 519849, 523743, 790053, 1412519, 1571229, 2370159, 4237557, 12712671, 15537709, 46613127, 139839381]

約数ペア:

[(1, 139839381), (3, 46613127), (9, 15537709), (11, 12712671), (33, 4237557), (59, 2370159), (89, 1571229), (99, 1412519), (177, 790053), (267, 523743), (269, 519849), (531, 263351), (649, 215469), (801, 174581), (807, 173283), (979, 142839), (1947, 71823), (2421, 57761), (2937, 47613), (2959, 47259), (5251, 26631), (5841, 23941), (8811, 15871), (8877, 15753)]