28933030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 61166016

約数和(自身を除く): 32232986

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 431, 490, 685, 862, 959, 1370, 1918, 2155, 3017, 4310, 4795, 6034, 6713, 9590, 13426, 15085, 21119, 30170, 33565, 42238, 59047, 67130, 105595, 118094, 211190, 295235, 413329, 590470, 826658, 2066645, 2893303, 4133290, 5786606, 14466515, 28933030]

約数ペア:

[(1, 28933030), (2, 14466515), (5, 5786606), (7, 4133290), (10, 2893303), (14, 2066645), (35, 826658), (49, 590470), (70, 413329), (98, 295235), (137, 211190), (245, 118094), (274, 105595), (431, 67130), (490, 59047), (685, 42238), (862, 33565), (959, 30170), (1370, 21119), (1918, 15085), (2155, 13426), (3017, 9590), (4310, 6713), (4795, 6034)]