205544586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 471139200

約数和(自身を除く): 265594614

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 379, 409, 442, 663, 758, 818, 1137, 1227, 1326, 2274, 2454, 4927, 5317, 6443, 6953, 9854, 10634, 12886, 13906, 14781, 15951, 19329, 20859, 29562, 31902, 38658, 41718, 83759, 90389, 155011, 167518, 180778, 251277, 271167, 310022, 465033, 502554, 542334, 930066, 2015143, 2635187, 4030286, 5270374, 6045429, 7905561, 12090858, 15811122, 34257431, 68514862, 102772293, 205544586]

約数ペア:

[(1, 205544586), (2, 102772293), (3, 68514862), (6, 34257431), (13, 15811122), (17, 12090858), (26, 7905561), (34, 6045429), (39, 5270374), (51, 4030286), (78, 2635187), (102, 2015143), (221, 930066), (379, 542334), (409, 502554), (442, 465033), (663, 310022), (758, 271167), (818, 251277), (1137, 180778), (1227, 167518), (1326, 155011), (2274, 90389), (2454, 83759), (4927, 41718), (5317, 38658), (6443, 31902), (6953, 29562), (9854, 20859), (10634, 19329), (12886, 15951), (13906, 14781)]