15778828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 31610880

約数和(自身を除く): 15832052

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 79, 92, 158, 167, 299, 316, 334, 598, 668, 1027, 1196, 1817, 2054, 2171, 3634, 3841, 4108, 4342, 7268, 7682, 8684, 13193, 15364, 23621, 26386, 47242, 49933, 52772, 94484, 99866, 171509, 199732, 303439, 343018, 606878, 686036, 1213756, 3944707, 7889414, 15778828]

約数ペア:

[(1, 15778828), (2, 7889414), (4, 3944707), (13, 1213756), (23, 686036), (26, 606878), (46, 343018), (52, 303439), (79, 199732), (92, 171509), (158, 99866), (167, 94484), (299, 52772), (316, 49933), (334, 47242), (598, 26386), (668, 23621), (1027, 15364), (1196, 13193), (1817, 8684), (2054, 7682), (2171, 7268), (3634, 4342), (3841, 4108)]