289771164

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1553}}^1$

素因数の和:1707

約数の個数: 72

約数和(自身を含む): 753453792

約数和(自身を除く): 463682628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 73, 142, 146, 213, 219, 284, 292, 426, 438, 639, 657, 852, 876, 1278, 1314, 1553, 2556, 2628, 3106, 4659, 5183, 6212, 9318, 10366, 13977, 15549, 18636, 20732, 27954, 31098, 46647, 55908, 62196, 93294, 110263, 113369, 186588, 220526, 226738, 330789, 340107, 441052, 453476, 661578, 680214, 992367, 1020321, 1323156, 1360428, 1984734, 2040642, 3969468, 4081284, 8049199, 16098398, 24147597, 32196796, 48295194, 72442791, 96590388, 144885582, 289771164]

約数ペア:

[(1, 289771164), (2, 144885582), (3, 96590388), (4, 72442791), (6, 48295194), (9, 32196796), (12, 24147597), (18, 16098398), (36, 8049199), (71, 4081284), (73, 3969468), (142, 2040642), (146, 1984734), (213, 1360428), (219, 1323156), (284, 1020321), (292, 992367), (426, 680214), (438, 661578), (639, 453476), (657, 441052), (852, 340107), (876, 330789), (1278, 226738), (1314, 220526), (1553, 186588), (2556, 113369), (2628, 110263), (3106, 93294), (4659, 62196), (5183, 55908), (6212, 46647), (9318, 31098), (10366, 27954), (13977, 20732), (15549, 18636)]