28315338

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 61931520

約数和(自身を除く): 33616182

約数列:

[1, 2, 3, 6, 31, 41, 47, 62, 79, 82, 93, 94, 123, 141, 158, 186, 237, 246, 282, 474, 1271, 1457, 1927, 2449, 2542, 2914, 3239, 3713, 3813, 3854, 4371, 4898, 5781, 6478, 7347, 7426, 7626, 8742, 9717, 11139, 11562, 14694, 19434, 22278, 59737, 100409, 115103, 119474, 152233, 179211, 200818, 230206, 301227, 304466, 345309, 358422, 456699, 602454, 690618, 913398, 4719223, 9438446, 14157669, 28315338]

約数ペア:

[(1, 28315338), (2, 14157669), (3, 9438446), (6, 4719223), (31, 913398), (41, 690618), (47, 602454), (62, 456699), (79, 358422), (82, 345309), (93, 304466), (94, 301227), (123, 230206), (141, 200818), (158, 179211), (186, 152233), (237, 119474), (246, 115103), (282, 100409), (474, 59737), (1271, 22278), (1457, 19434), (1927, 14694), (2449, 11562), (2542, 11139), (2914, 9717), (3239, 8742), (3713, 7626), (3813, 7426), (3854, 7347), (4371, 6478), (4898, 5781)]