6921600004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{12241}}^1$

素因数の和:12508

約数の個数: 48

約数和(自身を含む): 13475210112

約数和(自身を除く): 6553610108

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 181, 284, 362, 724, 781, 1562, 1991, 3124, 3982, 7964, 12241, 12851, 24482, 25702, 48964, 51404, 134651, 141361, 269302, 282722, 538604, 565444, 869111, 1738222, 2215621, 3476444, 4431242, 8862484, 9560221, 19120442, 24371831, 38240884, 48743662, 97487324, 157309091, 314618182, 629236364, 1730400001, 3460800002, 6921600004]

約数ペア:

[(1, 6921600004), (2, 3460800002), (4, 1730400001), (11, 629236364), (22, 314618182), (44, 157309091), (71, 97487324), (142, 48743662), (181, 38240884), (284, 24371831), (362, 19120442), (724, 9560221), (781, 8862484), (1562, 4431242), (1991, 3476444), (3124, 2215621), (3982, 1738222), (7964, 869111), (12241, 565444), (12851, 538604), (24482, 282722), (25702, 269302), (48964, 141361), (51404, 134651)]