38898657

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 70041600

約数和(自身を除く): 31142943

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 63, 87, 141, 151, 189, 203, 261, 329, 423, 453, 609, 783, 987, 1057, 1269, 1359, 1363, 1827, 2961, 3171, 4077, 4089, 4379, 5481, 7097, 8883, 9513, 9541, 12267, 13137, 21291, 28539, 28623, 30653, 36801, 39411, 49679, 63873, 85869, 91959, 118233, 149037, 191619, 205813, 257607, 275877, 447111, 617439, 827631, 1341333, 1440691, 1852317, 4322073, 5556951, 12966219, 38898657]

約数ペア:

[(1, 38898657), (3, 12966219), (7, 5556951), (9, 4322073), (21, 1852317), (27, 1440691), (29, 1341333), (47, 827631), (63, 617439), (87, 447111), (141, 275877), (151, 257607), (189, 205813), (203, 191619), (261, 149037), (329, 118233), (423, 91959), (453, 85869), (609, 63873), (783, 49679), (987, 39411), (1057, 36801), (1269, 30653), (1359, 28623), (1363, 28539), (1827, 21291), (2961, 13137), (3171, 12267), (4077, 9541), (4089, 9513), (4379, 8883), (5481, 7097)]