28189746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2273}}^1$

素因数の和:2347

約数の個数: 48

約数和(自身を含む): 67046616

約数和(自身を除く): 38856870

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 2067, 2273, 4134, 4546, 6201, 6819, 12402, 13638, 20457, 29549, 40914, 59098, 88647, 120469, 177294, 240938, 265941, 361407, 531882, 722814, 1084221, 1566097, 2168442, 3132194, 4698291, 9396582, 14094873, 28189746]

約数ペア:

[(1, 28189746), (2, 14094873), (3, 9396582), (6, 4698291), (9, 3132194), (13, 2168442), (18, 1566097), (26, 1084221), (39, 722814), (53, 531882), (78, 361407), (106, 265941), (117, 240938), (159, 177294), (234, 120469), (318, 88647), (477, 59098), (689, 40914), (954, 29549), (1378, 20457), (2067, 13638), (2273, 12402), (4134, 6819), (4546, 6201)]