317895837

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{877}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 497973504

約数和(自身を除く): 180077667

約数列:

[1, 3, 7, 21, 41, 123, 287, 421, 861, 877, 1263, 2631, 2947, 6139, 8841, 17261, 18417, 35957, 51783, 107871, 120827, 251699, 362481, 369217, 755097, 1107651, 2584519, 7753557, 15137897, 45413691, 105965279, 317895837]

約数ペア:

[(1, 317895837), (3, 105965279), (7, 45413691), (21, 15137897), (41, 7753557), (123, 2584519), (287, 1107651), (421, 755097), (861, 369217), (877, 362481), (1263, 251699), (2631, 120827), (2947, 107871), (6139, 51783), (8841, 35957), (17261, 18417)]