638762202

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{3559}}^1$

素因数の和:3652

約数の個数: 72

約数和(自身を含む): 1524463200

約数和(自身を除く): 885700998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 169, 177, 234, 338, 354, 507, 531, 767, 1014, 1062, 1521, 1534, 2301, 3042, 3559, 4602, 6903, 7118, 9971, 10677, 13806, 19942, 21354, 29913, 32031, 46267, 59826, 64062, 89739, 92534, 138801, 179478, 209981, 277602, 416403, 419962, 601471, 629943, 832806, 1202942, 1259886, 1804413, 1889829, 2729753, 3608826, 3779658, 5413239, 5459506, 8189259, 10826478, 16378518, 24567777, 35486789, 49135554, 70973578, 106460367, 212920734, 319381101, 638762202]

約数ペア:

[(1, 638762202), (2, 319381101), (3, 212920734), (6, 106460367), (9, 70973578), (13, 49135554), (18, 35486789), (26, 24567777), (39, 16378518), (59, 10826478), (78, 8189259), (117, 5459506), (118, 5413239), (169, 3779658), (177, 3608826), (234, 2729753), (338, 1889829), (354, 1804413), (507, 1259886), (531, 1202942), (767, 832806), (1014, 629943), (1062, 601471), (1521, 419962), (1534, 416403), (2301, 277602), (3042, 209981), (3559, 179478), (4602, 138801), (6903, 92534), (7118, 89739), (9971, 64062), (10677, 59826), (13806, 46267), (19942, 32031), (21354, 29913)]