221444210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1033}}^1$

素因数の和:1167

約数の個数: 64

約数和(自身を含む): 459641952

約数和(自身を除く): 238197742

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 97, 130, 170, 194, 221, 442, 485, 970, 1033, 1105, 1261, 1649, 2066, 2210, 2522, 3298, 5165, 6305, 8245, 10330, 12610, 13429, 16490, 17561, 21437, 26858, 35122, 42874, 67145, 87805, 100201, 107185, 134290, 175610, 200402, 214370, 228293, 456586, 501005, 1002010, 1141465, 1302613, 1703417, 2282930, 2605226, 3406834, 6513065, 8517085, 13026130, 17034170, 22144421, 44288842, 110722105, 221444210]

約数ペア:

[(1, 221444210), (2, 110722105), (5, 44288842), (10, 22144421), (13, 17034170), (17, 13026130), (26, 8517085), (34, 6513065), (65, 3406834), (85, 2605226), (97, 2282930), (130, 1703417), (170, 1302613), (194, 1141465), (221, 1002010), (442, 501005), (485, 456586), (970, 228293), (1033, 214370), (1105, 200402), (1261, 175610), (1649, 134290), (2066, 107185), (2210, 100201), (2522, 87805), (3298, 67145), (5165, 42874), (6305, 35122), (8245, 26858), (10330, 21437), (12610, 17561), (13429, 16490)]