28619552

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:885

約数の個数: 48

約数和(自身を含む): 61440120

約数和(自身を除く): 32820568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 773, 1157, 1424, 1546, 2314, 2848, 3092, 4628, 6184, 9256, 10049, 12368, 18512, 20098, 24736, 37024, 40196, 68797, 80392, 137594, 160784, 275188, 321568, 550376, 894361, 1100752, 1788722, 2201504, 3577444, 7154888, 14309776, 28619552]

約数ペア:

[(1, 28619552), (2, 14309776), (4, 7154888), (8, 3577444), (13, 2201504), (16, 1788722), (26, 1100752), (32, 894361), (52, 550376), (89, 321568), (104, 275188), (178, 160784), (208, 137594), (356, 80392), (416, 68797), (712, 40196), (773, 37024), (1157, 24736), (1424, 20098), (1546, 18512), (2314, 12368), (2848, 10049), (3092, 9256), (4628, 6184)]