857294779418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{195527}}^1$

素因数の和:196019

約数の個数: 64

約数和(自身を含む): 1629896380416

約数和(自身を除く): 772601600998

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 401, 497, 781, 802, 994, 1562, 2807, 4411, 5467, 5614, 8822, 10934, 28471, 30877, 56942, 61754, 195527, 199297, 313181, 391054, 398594, 626362, 1368689, 2150797, 2192267, 2737378, 4301594, 4384534, 13882417, 15055579, 27764834, 30111158, 78406327, 97176919, 152706587, 156812654, 194353838, 305413174, 548844289, 862469597, 1068946109, 1097688578, 1724939194, 2137892218, 5566849217, 6037287179, 11133698434, 12074574358, 38967944519, 61235341387, 77935889038, 122470682774, 428647389709, 857294779418]

約数ペア:

[(1, 857294779418), (2, 428647389709), (7, 122470682774), (11, 77935889038), (14, 61235341387), (22, 38967944519), (71, 12074574358), (77, 11133698434), (142, 6037287179), (154, 5566849217), (401, 2137892218), (497, 1724939194), (781, 1097688578), (802, 1068946109), (994, 862469597), (1562, 548844289), (2807, 305413174), (4411, 194353838), (5467, 156812654), (5614, 152706587), (8822, 97176919), (10934, 78406327), (28471, 30111158), (30877, 27764834), (56942, 15055579), (61754, 13882417), (195527, 4384534), (199297, 4301594), (313181, 2737378), (391054, 2192267), (398594, 2150797), (626362, 1368689)]