128224915

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 194890752

約数和(自身を除く): 66665837

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 127, 245, 317, 455, 635, 637, 889, 1585, 1651, 2219, 3185, 4121, 4445, 6223, 8255, 11095, 11557, 15533, 20605, 28847, 31115, 40259, 57785, 77665, 80899, 144235, 201295, 201929, 281813, 404495, 523367, 1009645, 1409065, 1972691, 2616835, 3663569, 9863455, 18317845, 25644983, 128224915]

約数ペア:

[(1, 128224915), (5, 25644983), (7, 18317845), (13, 9863455), (35, 3663569), (49, 2616835), (65, 1972691), (91, 1409065), (127, 1009645), (245, 523367), (317, 404495), (455, 281813), (635, 201929), (637, 201295), (889, 144235), (1585, 80899), (1651, 77665), (2219, 57785), (3185, 40259), (4121, 31115), (4445, 28847), (6223, 20605), (8255, 15533), (11095, 11557)]