28674590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 32911330

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 59, 70, 106, 118, 131, 262, 265, 295, 371, 413, 530, 590, 655, 742, 826, 917, 1310, 1834, 1855, 2065, 3127, 3710, 4130, 4585, 6254, 6943, 7729, 9170, 13886, 15458, 15635, 21889, 31270, 34715, 38645, 43778, 48601, 54103, 69430, 77290, 97202, 108206, 109445, 218890, 243005, 270515, 409637, 486010, 541030, 819274, 2048185, 2867459, 4096370, 5734918, 14337295, 28674590]

約数ペア:

[(1, 28674590), (2, 14337295), (5, 5734918), (7, 4096370), (10, 2867459), (14, 2048185), (35, 819274), (53, 541030), (59, 486010), (70, 409637), (106, 270515), (118, 243005), (131, 218890), (262, 109445), (265, 108206), (295, 97202), (371, 77290), (413, 69430), (530, 54103), (590, 48601), (655, 43778), (742, 38645), (826, 34715), (917, 31270), (1310, 21889), (1834, 15635), (1855, 15458), (2065, 13886), (3127, 9170), (3710, 7729), (4130, 6943), (4585, 6254)]