280943572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{4567}}^1$

素因数の和:4617

約数の個数: 48

約数和(自身を含む): 608823040

約数和(自身を除く): 327879468

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2197, 2366, 4394, 4567, 4732, 8788, 9134, 15379, 18268, 30758, 31969, 59371, 61516, 63938, 118742, 127876, 237484, 415597, 771823, 831194, 1543646, 1662388, 3087292, 5402761, 10033699, 10805522, 20067398, 21611044, 40134796, 70235893, 140471786, 280943572]

約数ペア:

[(1, 280943572), (2, 140471786), (4, 70235893), (7, 40134796), (13, 21611044), (14, 20067398), (26, 10805522), (28, 10033699), (52, 5402761), (91, 3087292), (169, 1662388), (182, 1543646), (338, 831194), (364, 771823), (676, 415597), (1183, 237484), (2197, 127876), (2366, 118742), (4394, 63938), (4567, 61516), (4732, 59371), (8788, 31969), (9134, 30758), (15379, 18268)]