81039476

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 174488832

約数和(自身を除く): 93449356

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 427, 476, 854, 1037, 1708, 2074, 2791, 4148, 5582, 7259, 11164, 14518, 19537, 29036, 39074, 47447, 78148, 94894, 170251, 189788, 332129, 340502, 664258, 681004, 1191757, 1328516, 2383514, 2894267, 4767028, 5788534, 11577068, 20259869, 40519738, 81039476]

約数ペア:

[(1, 81039476), (2, 40519738), (4, 20259869), (7, 11577068), (14, 5788534), (17, 4767028), (28, 2894267), (34, 2383514), (61, 1328516), (68, 1191757), (119, 681004), (122, 664258), (238, 340502), (244, 332129), (427, 189788), (476, 170251), (854, 94894), (1037, 78148), (1708, 47447), (2074, 39074), (2791, 29036), (4148, 19537), (5582, 14518), (7259, 11164)]