221628316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6277}}^1$

素因数の和:6398

約数の個数: 48

約数和(自身を含む): 482351296

約数和(自身を除く): 260722980

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 97, 182, 194, 364, 388, 679, 1261, 1358, 2522, 2716, 5044, 6277, 8827, 12554, 17654, 25108, 35308, 43939, 81601, 87878, 163202, 175756, 326404, 571207, 608869, 1142414, 1217738, 2284828, 2435476, 4262083, 7915297, 8524166, 15830594, 17048332, 31661188, 55407079, 110814158, 221628316]

約数ペア:

[(1, 221628316), (2, 110814158), (4, 55407079), (7, 31661188), (13, 17048332), (14, 15830594), (26, 8524166), (28, 7915297), (52, 4262083), (91, 2435476), (97, 2284828), (182, 1217738), (194, 1142414), (364, 608869), (388, 571207), (679, 326404), (1261, 175756), (1358, 163202), (2522, 87878), (2716, 81601), (5044, 43939), (6277, 35308), (8827, 25108), (12554, 17654)]