686712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 1935360

約数和(自身を除く): 1248648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 71, 78, 93, 104, 124, 142, 156, 186, 213, 248, 284, 312, 372, 403, 426, 568, 744, 806, 852, 923, 1209, 1612, 1704, 1846, 2201, 2418, 2769, 3224, 3692, 4402, 4836, 5538, 6603, 7384, 8804, 9672, 11076, 13206, 17608, 22152, 26412, 28613, 52824, 57226, 85839, 114452, 171678, 228904, 343356, 686712]

約数ペア:

[(1, 686712), (2, 343356), (3, 228904), (4, 171678), (6, 114452), (8, 85839), (12, 57226), (13, 52824), (24, 28613), (26, 26412), (31, 22152), (39, 17608), (52, 13206), (62, 11076), (71, 9672), (78, 8804), (93, 7384), (104, 6603), (124, 5538), (142, 4836), (156, 4402), (186, 3692), (213, 3224), (248, 2769), (284, 2418), (312, 2201), (372, 1846), (403, 1704), (426, 1612), (568, 1209), (744, 923), (806, 852)]