890035566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1\times {\mathrm{727}}^1$

素因数の和:1125

約数の個数: 64

約数和(自身を含む): 2064211968

約数和(自身を除く): 1174176402

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 283, 309, 566, 618, 721, 727, 849, 1442, 1454, 1698, 1981, 2163, 2181, 3962, 4326, 4362, 5089, 5943, 10178, 11886, 15267, 29149, 30534, 58298, 74881, 87447, 149762, 174894, 204043, 205741, 224643, 408086, 411482, 449286, 524167, 612129, 617223, 1048334, 1224258, 1234446, 1440187, 1572501, 2880374, 3145002, 4320561, 8641122, 21191323, 42382646, 63573969, 127147938, 148339261, 296678522, 445017783, 890035566]

約数ペア:

[(1, 890035566), (2, 445017783), (3, 296678522), (6, 148339261), (7, 127147938), (14, 63573969), (21, 42382646), (42, 21191323), (103, 8641122), (206, 4320561), (283, 3145002), (309, 2880374), (566, 1572501), (618, 1440187), (721, 1234446), (727, 1224258), (849, 1048334), (1442, 617223), (1454, 612129), (1698, 524167), (1981, 449286), (2163, 411482), (2181, 408086), (3962, 224643), (4326, 205741), (4362, 204043), (5089, 174894), (5943, 149762), (10178, 87447), (11886, 74881), (15267, 58298), (29149, 30534)]