201728865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 359251200

約数和(自身を除く): 157522335

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 131, 149, 159, 195, 265, 393, 447, 655, 689, 745, 795, 1703, 1937, 1965, 2067, 2235, 3445, 5109, 5811, 6943, 7897, 8515, 9685, 10335, 19519, 20829, 23691, 25545, 29055, 34715, 39485, 58557, 90259, 97595, 102661, 104145, 118455, 253747, 270777, 292785, 307983, 451295, 513305, 761241, 1034507, 1268735, 1353885, 1539915, 3103521, 3806205, 5172535, 13448591, 15517605, 40345773, 67242955, 201728865]

約数ペア:

[(1, 201728865), (3, 67242955), (5, 40345773), (13, 15517605), (15, 13448591), (39, 5172535), (53, 3806205), (65, 3103521), (131, 1539915), (149, 1353885), (159, 1268735), (195, 1034507), (265, 761241), (393, 513305), (447, 451295), (655, 307983), (689, 292785), (745, 270777), (795, 253747), (1703, 118455), (1937, 104145), (1965, 102661), (2067, 97595), (2235, 90259), (3445, 58557), (5109, 39485), (5811, 34715), (6943, 29055), (7897, 25545), (8515, 23691), (9685, 20829), (10335, 19519)]