28278807882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{720773}}^1$

素因数の和:721294

約数の個数: 32

約数和(自身を含む): 61029376128

約数和(自身を除く): 32750568246

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 503, 1006, 1509, 3018, 6539, 13078, 19617, 39234, 720773, 1441546, 2162319, 4324638, 9370049, 18740098, 28110147, 56220294, 362548819, 725097638, 1087646457, 2175292914, 4713134647, 9426269294, 14139403941, 28278807882]

約数ペア:

[(1, 28278807882), (2, 14139403941), (3, 9426269294), (6, 4713134647), (13, 2175292914), (26, 1087646457), (39, 725097638), (78, 362548819), (503, 56220294), (1006, 28110147), (1509, 18740098), (3018, 9370049), (6539, 4324638), (13078, 2162319), (19617, 1441546), (39234, 720773)]