279776055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2281}}^1$

素因数の和:2356

約数の個数: 64

約数和(自身を含む): 524458368

約数和(自身を除く): 244682313

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 85, 111, 185, 195, 221, 255, 481, 555, 629, 663, 1105, 1443, 1887, 2281, 2405, 3145, 3315, 6843, 7215, 8177, 9435, 11405, 24531, 29653, 34215, 38777, 40885, 84397, 88959, 116331, 122655, 148265, 193885, 253191, 421985, 444795, 504101, 581655, 1097161, 1265955, 1434749, 1512303, 2520505, 3291483, 4304247, 5485805, 7173745, 7561515, 16457415, 18651737, 21521235, 55955211, 93258685, 279776055]

約数ペア:

[(1, 279776055), (3, 93258685), (5, 55955211), (13, 21521235), (15, 18651737), (17, 16457415), (37, 7561515), (39, 7173745), (51, 5485805), (65, 4304247), (85, 3291483), (111, 2520505), (185, 1512303), (195, 1434749), (221, 1265955), (255, 1097161), (481, 581655), (555, 504101), (629, 444795), (663, 421985), (1105, 253191), (1443, 193885), (1887, 148265), (2281, 122655), (2405, 116331), (3145, 88959), (3315, 84397), (6843, 40885), (7215, 38777), (8177, 34215), (9435, 29653), (11405, 24531)]