28002315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 24874485

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 67, 85, 149, 165, 187, 201, 255, 335, 447, 561, 737, 745, 935, 1005, 1139, 1639, 2211, 2235, 2533, 2805, 3417, 3685, 4917, 5695, 7599, 8195, 9983, 11055, 12529, 12665, 17085, 24585, 27863, 29949, 37587, 37995, 49915, 62645, 83589, 109813, 139315, 149745, 169711, 187935, 329439, 417945, 509133, 549065, 848555, 1647195, 1866821, 2545665, 5600463, 9334105, 28002315]

約数ペア:

[(1, 28002315), (3, 9334105), (5, 5600463), (11, 2545665), (15, 1866821), (17, 1647195), (33, 848555), (51, 549065), (55, 509133), (67, 417945), (85, 329439), (149, 187935), (165, 169711), (187, 149745), (201, 139315), (255, 109813), (335, 83589), (447, 62645), (561, 49915), (737, 37995), (745, 37587), (935, 29949), (1005, 27863), (1139, 24585), (1639, 17085), (2211, 12665), (2235, 12529), (2533, 11055), (2805, 9983), (3417, 8195), (3685, 7599), (4917, 5695)]