256518954

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{857}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 597991680

約数和(自身を除く): 341472726

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 241, 414, 482, 621, 723, 857, 1242, 1446, 1714, 2169, 2571, 4338, 5142, 5543, 6507, 7713, 11086, 13014, 15426, 16629, 19711, 23139, 33258, 39422, 46278, 49887, 59133, 99774, 118266, 149661, 177399, 206537, 299322, 354798, 413074, 532197, 619611, 1064394, 1239222, 1858833, 3717666, 4750351, 5576499, 9500702, 11152998, 14251053, 28502106, 42753159, 85506318, 128259477, 256518954]

約数ペア:

[(1, 256518954), (2, 128259477), (3, 85506318), (6, 42753159), (9, 28502106), (18, 14251053), (23, 11152998), (27, 9500702), (46, 5576499), (54, 4750351), (69, 3717666), (138, 1858833), (207, 1239222), (241, 1064394), (414, 619611), (482, 532197), (621, 413074), (723, 354798), (857, 299322), (1242, 206537), (1446, 177399), (1714, 149661), (2169, 118266), (2571, 99774), (4338, 59133), (5142, 49887), (5543, 46278), (6507, 39422), (7713, 33258), (11086, 23139), (13014, 19711), (15426, 16629)]