1688985914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1367}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 3233820672

約数和(自身を除く): 1544834758

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 113, 142, 154, 226, 497, 781, 791, 994, 1243, 1367, 1562, 1582, 2486, 2734, 5467, 8023, 8701, 9569, 10934, 15037, 16046, 17402, 19138, 30074, 56161, 88253, 97057, 105259, 112322, 154471, 176506, 194114, 210518, 308942, 617771, 679399, 1067627, 1081297, 1235542, 1358798, 1699181, 2135254, 2162594, 3398362, 7473389, 10967441, 11894267, 14946778, 21934882, 23788534, 76772087, 120641851, 153544174, 241283702, 844492957, 1688985914]

約数ペア:

[(1, 1688985914), (2, 844492957), (7, 241283702), (11, 153544174), (14, 120641851), (22, 76772087), (71, 23788534), (77, 21934882), (113, 14946778), (142, 11894267), (154, 10967441), (226, 7473389), (497, 3398362), (781, 2162594), (791, 2135254), (994, 1699181), (1243, 1358798), (1367, 1235542), (1562, 1081297), (1582, 1067627), (2486, 679399), (2734, 617771), (5467, 308942), (8023, 210518), (8701, 194114), (9569, 176506), (10934, 154471), (15037, 112322), (16046, 105259), (17402, 97057), (19138, 88253), (30074, 56161)]