28937475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{967}}^1$

素因数の和:1009

約数の個数: 72

約数和(自身を含む): 62416640

約数和(自身を除く): 33479165

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 967, 1197, 1425, 1575, 1995, 2901, 3325, 4275, 4835, 5985, 6769, 8703, 9975, 14505, 18373, 20307, 24175, 29925, 33845, 43515, 55119, 60921, 72525, 91865, 101535, 128611, 165357, 169225, 217575, 275595, 304605, 385833, 459325, 507675, 643055, 826785, 1157499, 1377975, 1523025, 1929165, 3215275, 4133925, 5787495, 9645825, 28937475]

約数ペア:

[(1, 28937475), (3, 9645825), (5, 5787495), (7, 4133925), (9, 3215275), (15, 1929165), (19, 1523025), (21, 1377975), (25, 1157499), (35, 826785), (45, 643055), (57, 507675), (63, 459325), (75, 385833), (95, 304605), (105, 275595), (133, 217575), (171, 169225), (175, 165357), (225, 128611), (285, 101535), (315, 91865), (399, 72525), (475, 60921), (525, 55119), (665, 43515), (855, 33845), (967, 29925), (1197, 24175), (1425, 20307), (1575, 18373), (1995, 14505), (2901, 9975), (3325, 8703), (4275, 6769), (4835, 5985)]