1390437672

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{21121}}^1$

素因数の和:21354

約数の個数: 64

約数和(自身を含む): 3761405760

約数和(自身を除く): 2370968088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 211, 312, 422, 633, 844, 1266, 1688, 2532, 2743, 5064, 5486, 8229, 10972, 16458, 21121, 21944, 32916, 42242, 63363, 65832, 84484, 126726, 168968, 253452, 274573, 506904, 549146, 823719, 1098292, 1647438, 2196584, 3294876, 4456531, 6589752, 8913062, 13369593, 17826124, 26739186, 35652248, 53478372, 57934903, 106956744, 115869806, 173804709, 231739612, 347609418, 463479224, 695218836, 1390437672]

約数ペア:

[(1, 1390437672), (2, 695218836), (3, 463479224), (4, 347609418), (6, 231739612), (8, 173804709), (12, 115869806), (13, 106956744), (24, 57934903), (26, 53478372), (39, 35652248), (52, 26739186), (78, 17826124), (104, 13369593), (156, 8913062), (211, 6589752), (312, 4456531), (422, 3294876), (633, 2196584), (844, 1647438), (1266, 1098292), (1688, 823719), (2532, 549146), (2743, 506904), (5064, 274573), (5486, 253452), (8229, 168968), (10972, 126726), (16458, 84484), (21121, 65832), (21944, 63363), (32916, 42242)]