16405851

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 29491200

約数和(自身を除く): 13085349

約数列:

[1, 3, 7, 11, 21, 29, 31, 33, 77, 79, 87, 93, 203, 217, 231, 237, 319, 341, 553, 609, 651, 869, 899, 957, 1023, 1659, 2233, 2291, 2387, 2449, 2607, 2697, 6083, 6293, 6699, 6873, 7161, 7347, 9889, 16037, 17143, 18249, 18879, 25201, 26939, 29667, 48111, 51429, 69223, 71021, 75603, 80817, 176407, 188573, 207669, 213063, 497147, 529221, 565719, 781231, 1491441, 2343693, 5468617, 16405851]

約数ペア:

[(1, 16405851), (3, 5468617), (7, 2343693), (11, 1491441), (21, 781231), (29, 565719), (31, 529221), (33, 497147), (77, 213063), (79, 207669), (87, 188573), (93, 176407), (203, 80817), (217, 75603), (231, 71021), (237, 69223), (319, 51429), (341, 48111), (553, 29667), (609, 26939), (651, 25201), (869, 18879), (899, 18249), (957, 17143), (1023, 16037), (1659, 9889), (2233, 7347), (2291, 7161), (2387, 6873), (2449, 6699), (2607, 6293), (2697, 6083)]