168428416

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{797}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 364654080

約数和(自身を除く): 196225664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 416, 508, 797, 832, 1016, 1594, 1651, 1664, 2032, 3188, 3302, 4064, 6376, 6604, 8128, 10361, 12752, 13208, 16256, 20722, 25504, 26416, 41444, 51008, 52832, 82888, 101219, 102016, 105664, 165776, 202438, 211328, 331552, 404876, 663104, 809752, 1315847, 1326208, 1619504, 2631694, 3239008, 5263388, 6478016, 10526776, 12956032, 21053552, 42107104, 84214208, 168428416]

約数ペア:

[(1, 168428416), (2, 84214208), (4, 42107104), (8, 21053552), (13, 12956032), (16, 10526776), (26, 6478016), (32, 5263388), (52, 3239008), (64, 2631694), (104, 1619504), (127, 1326208), (128, 1315847), (208, 809752), (254, 663104), (416, 404876), (508, 331552), (797, 211328), (832, 202438), (1016, 165776), (1594, 105664), (1651, 102016), (1664, 101219), (2032, 82888), (3188, 52832), (3302, 51008), (4064, 41444), (6376, 26416), (6604, 25504), (8128, 20722), (10361, 16256), (12752, 13208)]