211345236

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:841

約数の個数: 72

約数和(自身を含む): 547341704

約数和(自身を除く): 335996468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 157, 183, 244, 314, 366, 471, 549, 613, 628, 732, 942, 1098, 1226, 1413, 1839, 1884, 2196, 2452, 2826, 3678, 5517, 5652, 7356, 9577, 11034, 19154, 22068, 28731, 37393, 38308, 57462, 74786, 86193, 96241, 112179, 114924, 149572, 172386, 192482, 224358, 288723, 336537, 344772, 384964, 448716, 577446, 673074, 866169, 1154892, 1346148, 1732338, 3464676, 5870701, 11741402, 17612103, 23482804, 35224206, 52836309, 70448412, 105672618, 211345236]

約数ペア:

[(1, 211345236), (2, 105672618), (3, 70448412), (4, 52836309), (6, 35224206), (9, 23482804), (12, 17612103), (18, 11741402), (36, 5870701), (61, 3464676), (122, 1732338), (157, 1346148), (183, 1154892), (244, 866169), (314, 673074), (366, 577446), (471, 448716), (549, 384964), (613, 344772), (628, 336537), (732, 288723), (942, 224358), (1098, 192482), (1226, 172386), (1413, 149572), (1839, 114924), (1884, 112179), (2196, 96241), (2452, 86193), (2826, 74786), (3678, 57462), (5517, 38308), (5652, 37393), (7356, 28731), (9577, 22068), (11034, 19154)]