978042994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 1537344000

約数和(自身を除く): 559301006

約数列:

[1, 2, 31, 62, 101, 202, 313, 499, 626, 998, 3131, 6262, 9703, 15469, 19406, 30938, 31613, 50399, 63226, 100798, 156187, 312374, 980003, 1562369, 1960006, 3124738, 4841797, 9683594, 15774887, 31549774, 489021497, 978042994]

約数ペア:

[(1, 978042994), (2, 489021497), (31, 31549774), (62, 15774887), (101, 9683594), (202, 4841797), (313, 3124738), (499, 1960006), (626, 1562369), (998, 980003), (3131, 312374), (6262, 156187), (9703, 100798), (15469, 63226), (19406, 50399), (30938, 31613)]