291240612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{953}}^1$

素因数の和:1629

約数の個数: 72

約数和(自身を含む): 794868984

約数和(自身を除く): 503628372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 653, 953, 1306, 1906, 1959, 2612, 2859, 3812, 3918, 5718, 5877, 7836, 8489, 8577, 11436, 11754, 12389, 16978, 17154, 23508, 24778, 25467, 33956, 34308, 37167, 49556, 50934, 74334, 76401, 101868, 111501, 148668, 152802, 223002, 305604, 446004, 622309, 1244618, 1866927, 2489236, 3733854, 5600781, 7467708, 8090017, 11201562, 16180034, 22403124, 24270051, 32360068, 48540102, 72810153, 97080204, 145620306, 291240612]

約数ペア:

[(1, 291240612), (2, 145620306), (3, 97080204), (4, 72810153), (6, 48540102), (9, 32360068), (12, 24270051), (13, 22403124), (18, 16180034), (26, 11201562), (36, 8090017), (39, 7467708), (52, 5600781), (78, 3733854), (117, 2489236), (156, 1866927), (234, 1244618), (468, 622309), (653, 446004), (953, 305604), (1306, 223002), (1906, 152802), (1959, 148668), (2612, 111501), (2859, 101868), (3812, 76401), (3918, 74334), (5718, 50934), (5877, 49556), (7836, 37167), (8489, 34308), (8577, 33956), (11436, 25467), (11754, 24778), (12389, 23508), (16978, 17154)]