28214368

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9689}}^1$

素因数の和:9719

約数の個数: 48

約数和(自身を含む): 68372640

約数和(自身を除く): 40158272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 9689, 19378, 38756, 67823, 77512, 125957, 135646, 155024, 251914, 271292, 310048, 503828, 542584, 881699, 1007656, 1085168, 1763398, 2015312, 2170336, 3526796, 4030624, 7053592, 14107184, 28214368]

約数ペア:

[(1, 28214368), (2, 14107184), (4, 7053592), (7, 4030624), (8, 3526796), (13, 2170336), (14, 2015312), (16, 1763398), (26, 1085168), (28, 1007656), (32, 881699), (52, 542584), (56, 503828), (91, 310048), (104, 271292), (112, 251914), (182, 155024), (208, 135646), (224, 125957), (364, 77512), (416, 67823), (728, 38756), (1456, 19378), (2912, 9689)]