488697615

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21851}}^1$

素因数の和:21940

約数の個数: 48

約数和(自身を含む): 981766656

約数和(自身を除く): 493069041

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 3195, 4473, 7455, 21851, 22365, 65553, 109255, 152957, 196659, 327765, 458871, 764785, 983295, 1376613, 1551421, 2294355, 4654263, 6883065, 7757105, 10859947, 13962789, 23271315, 32579841, 54299735, 69813945, 97739523, 162899205, 488697615]

約数ペア:

[(1, 488697615), (3, 162899205), (5, 97739523), (7, 69813945), (9, 54299735), (15, 32579841), (21, 23271315), (35, 13962789), (45, 10859947), (63, 7757105), (71, 6883065), (105, 4654263), (213, 2294355), (315, 1551421), (355, 1376613), (497, 983295), (639, 764785), (1065, 458871), (1491, 327765), (2485, 196659), (3195, 152957), (4473, 109255), (7455, 65553), (21851, 22365)]