28305473637

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{13649}}^1$

素因数の和:13870

約数の個数: 64

約数和(自身を含む): 47205849600

約数和(自身を除く): 18900375963

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 157, 259, 357, 471, 629, 777, 1099, 1887, 2669, 3297, 4403, 5809, 8007, 13209, 13649, 17427, 18683, 40663, 40947, 56049, 95543, 98753, 121989, 232033, 286629, 296259, 505013, 691271, 696099, 1515039, 1624231, 2073813, 2142893, 3535091, 4872693, 6428679, 8585221, 10605273, 15000251, 25755663, 36429181, 45000753, 60096547, 79287041, 109287543, 180289641, 237861123, 255004267, 555009287, 765012801, 1347879697, 1665027861, 4043639091, 9435157879, 28305473637]

約数ペア:

[(1, 28305473637), (3, 9435157879), (7, 4043639091), (17, 1665027861), (21, 1347879697), (37, 765012801), (51, 555009287), (111, 255004267), (119, 237861123), (157, 180289641), (259, 109287543), (357, 79287041), (471, 60096547), (629, 45000753), (777, 36429181), (1099, 25755663), (1887, 15000251), (2669, 10605273), (3297, 8585221), (4403, 6428679), (5809, 4872693), (8007, 3535091), (13209, 2142893), (13649, 2073813), (17427, 1624231), (18683, 1515039), (40663, 696099), (40947, 691271), (56049, 505013), (95543, 296259), (98753, 286629), (121989, 232033)]