16199715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 31352832

約数和(自身を除く): 15153117

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 53, 71, 105, 123, 159, 205, 213, 265, 287, 355, 371, 497, 615, 795, 861, 1065, 1113, 1435, 1491, 1855, 2173, 2485, 2911, 3763, 4305, 5565, 6519, 7455, 8733, 10865, 11289, 14555, 15211, 18815, 20377, 26341, 32595, 43665, 45633, 56445, 61131, 76055, 79023, 101885, 131705, 154283, 228165, 305655, 395115, 462849, 771415, 1079981, 2314245, 3239943, 5399905, 16199715]

約数ペア:

[(1, 16199715), (3, 5399905), (5, 3239943), (7, 2314245), (15, 1079981), (21, 771415), (35, 462849), (41, 395115), (53, 305655), (71, 228165), (105, 154283), (123, 131705), (159, 101885), (205, 79023), (213, 76055), (265, 61131), (287, 56445), (355, 45633), (371, 43665), (497, 32595), (615, 26341), (795, 20377), (861, 18815), (1065, 15211), (1113, 14555), (1435, 11289), (1491, 10865), (1855, 8733), (2173, 7455), (2485, 6519), (2911, 5565), (3763, 4305)]