28771808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{69163}}^1$

素因数の和:69186

約数の個数: 24

約数和(自身を含む): 61002648

約数和(自身を除く): 32230840

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 69163, 138326, 276652, 553304, 899119, 1106608, 1798238, 2213216, 3596476, 7192952, 14385904, 28771808]

約数ペア:

[(1, 28771808), (2, 14385904), (4, 7192952), (8, 3596476), (13, 2213216), (16, 1798238), (26, 1106608), (32, 899119), (52, 553304), (104, 276652), (208, 138326), (416, 69163)]