28929390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{397}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 79778304

約数和(自身を除く): 50848914

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 347, 397, 694, 794, 1041, 1191, 1735, 1985, 2082, 2382, 2429, 2779, 3470, 3970, 4858, 5205, 5558, 5955, 7287, 8337, 10410, 11910, 12145, 13895, 14574, 16674, 24290, 27790, 36435, 41685, 72870, 83370, 137759, 275518, 413277, 688795, 826554, 964313, 1377590, 1928626, 2066385, 2892939, 4132770, 4821565, 5785878, 9643130, 14464695, 28929390]

約数ペア:

[(1, 28929390), (2, 14464695), (3, 9643130), (5, 5785878), (6, 4821565), (7, 4132770), (10, 2892939), (14, 2066385), (15, 1928626), (21, 1377590), (30, 964313), (35, 826554), (42, 688795), (70, 413277), (105, 275518), (210, 137759), (347, 83370), (397, 72870), (694, 41685), (794, 36435), (1041, 27790), (1191, 24290), (1735, 16674), (1985, 14574), (2082, 13895), (2382, 12145), (2429, 11910), (2779, 10410), (3470, 8337), (3970, 7287), (4858, 5955), (5205, 5558)]