16853205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 30792960

約数和(自身を除く): 13939755

約数列:

[1, 3, 5, 15, 17, 29, 43, 51, 53, 85, 87, 129, 145, 159, 215, 255, 265, 435, 493, 645, 731, 795, 901, 1247, 1479, 1537, 2193, 2279, 2465, 2703, 3655, 3741, 4505, 4611, 6235, 6837, 7395, 7685, 10965, 11395, 13515, 18705, 21199, 23055, 26129, 34185, 38743, 63597, 66091, 78387, 105995, 116229, 130645, 193715, 198273, 317985, 330455, 391935, 581145, 991365, 1123547, 3370641, 5617735, 16853205]

約数ペア:

[(1, 16853205), (3, 5617735), (5, 3370641), (15, 1123547), (17, 991365), (29, 581145), (43, 391935), (51, 330455), (53, 317985), (85, 198273), (87, 193715), (129, 130645), (145, 116229), (159, 105995), (215, 78387), (255, 66091), (265, 63597), (435, 38743), (493, 34185), (645, 26129), (731, 23055), (795, 21199), (901, 18705), (1247, 13515), (1479, 11395), (1537, 10965), (2193, 7685), (2279, 7395), (2465, 6837), (2703, 6235), (3655, 4611), (3741, 4505)]