253908468

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1523}}^1$

素因数の和:1965

約数の個数: 72

約数和(自身を含む): 702295776

約数和(自身を除く): 448387308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 421, 842, 1263, 1523, 1684, 2526, 3046, 3789, 4569, 4631, 5052, 6092, 7578, 9138, 9262, 13707, 13893, 15156, 16753, 18276, 18524, 27414, 27786, 33506, 41679, 50259, 54828, 55572, 67012, 83358, 100518, 150777, 166716, 201036, 301554, 603108, 641183, 1282366, 1923549, 2564732, 3847098, 5770647, 7053013, 7694196, 11541294, 14106026, 21159039, 23082588, 28212052, 42318078, 63477117, 84636156, 126954234, 253908468]

約数ペア:

[(1, 253908468), (2, 126954234), (3, 84636156), (4, 63477117), (6, 42318078), (9, 28212052), (11, 23082588), (12, 21159039), (18, 14106026), (22, 11541294), (33, 7694196), (36, 7053013), (44, 5770647), (66, 3847098), (99, 2564732), (132, 1923549), (198, 1282366), (396, 641183), (421, 603108), (842, 301554), (1263, 201036), (1523, 166716), (1684, 150777), (2526, 100518), (3046, 83358), (3789, 67012), (4569, 55572), (4631, 54828), (5052, 50259), (6092, 41679), (7578, 33506), (9138, 27786), (9262, 27414), (13707, 18524), (13893, 18276), (15156, 16753)]