78858117

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 56

約数和(自身を含む): 130556664

約数和(自身を除く): 51698547

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 157, 159, 243, 351, 471, 477, 689, 729, 1053, 1413, 1431, 2041, 2067, 3159, 4239, 4293, 6123, 6201, 8321, 9477, 12717, 12879, 18369, 18603, 24963, 38151, 38637, 55107, 55809, 74889, 108173, 114453, 165321, 167427, 224667, 324519, 495963, 502281, 674001, 973557, 1487889, 2022003, 2920671, 6066009, 8762013, 26286039, 78858117]

約数ペア:

[(1, 78858117), (3, 26286039), (9, 8762013), (13, 6066009), (27, 2920671), (39, 2022003), (53, 1487889), (81, 973557), (117, 674001), (157, 502281), (159, 495963), (243, 324519), (351, 224667), (471, 167427), (477, 165321), (689, 114453), (729, 108173), (1053, 74889), (1413, 55809), (1431, 55107), (2041, 38637), (2067, 38151), (3159, 24963), (4239, 18603), (4293, 18369), (6123, 12879), (6201, 12717), (8321, 9477)]