1687997896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{1559}}^1$

素因数の和:1966

約数の個数: 64

約数和(自身を含む): 3538080000

約数和(自身を除く): 1850082104

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 359, 377, 718, 754, 1436, 1508, 1559, 2872, 3016, 3118, 4667, 6236, 9334, 10411, 12472, 18668, 20267, 20822, 37336, 40534, 41644, 45211, 81068, 83288, 90422, 135343, 162136, 180844, 270686, 361688, 541372, 559681, 587743, 1082744, 1119362, 1175486, 2238724, 2350972, 4477448, 4701944, 7275853, 14551706, 16230749, 29103412, 32461498, 58206824, 64922996, 129845992, 210999737, 421999474, 843998948, 1687997896]

約数ペア:

[(1, 1687997896), (2, 843998948), (4, 421999474), (8, 210999737), (13, 129845992), (26, 64922996), (29, 58206824), (52, 32461498), (58, 29103412), (104, 16230749), (116, 14551706), (232, 7275853), (359, 4701944), (377, 4477448), (718, 2350972), (754, 2238724), (1436, 1175486), (1508, 1119362), (1559, 1082744), (2872, 587743), (3016, 559681), (3118, 541372), (4667, 361688), (6236, 270686), (9334, 180844), (10411, 162136), (12472, 135343), (18668, 90422), (20267, 83288), (20822, 81068), (37336, 45211), (40534, 41644)]