6638996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 15249024

約数和(自身を除く): 8610028

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 61, 91, 92, 122, 161, 169, 182, 244, 299, 322, 338, 364, 427, 598, 644, 676, 793, 854, 1183, 1196, 1403, 1586, 1708, 2093, 2366, 2806, 3172, 3887, 4186, 4732, 5551, 5612, 7774, 8372, 9821, 10309, 11102, 15548, 18239, 19642, 20618, 22204, 27209, 36478, 39284, 41236, 54418, 72163, 72956, 108836, 127673, 144326, 237107, 255346, 288652, 474214, 510692, 948428, 1659749, 3319498, 6638996]

約数ペア:

[(1, 6638996), (2, 3319498), (4, 1659749), (7, 948428), (13, 510692), (14, 474214), (23, 288652), (26, 255346), (28, 237107), (46, 144326), (52, 127673), (61, 108836), (91, 72956), (92, 72163), (122, 54418), (161, 41236), (169, 39284), (182, 36478), (244, 27209), (299, 22204), (322, 20618), (338, 19642), (364, 18239), (427, 15548), (598, 11102), (644, 10309), (676, 9821), (793, 8372), (854, 7774), (1183, 5612), (1196, 5551), (1403, 4732), (1586, 4186), (1708, 3887), (2093, 3172), (2366, 2806)]