20199078729

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1\times {\mathrm{461}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 31079220480

約数和(自身を除く): 10880141751

約数列:

[1, 3, 9, 27, 53, 67, 159, 201, 457, 461, 477, 603, 1371, 1383, 1431, 1809, 3551, 4113, 4149, 10653, 12339, 12447, 24221, 24433, 30619, 30887, 31959, 72663, 73299, 91857, 92661, 95877, 210677, 217989, 219897, 275571, 277983, 632031, 653967, 659691, 826713, 833949, 1622807, 1637011, 1896093, 4868421, 4911033, 5688279, 11165881, 14115359, 14605263, 14733099, 33497643, 42346077, 43815789, 44199297, 100492929, 127038231, 301478787, 381114693, 748114027, 2244342081, 6733026243, 20199078729]

約数ペア:

[(1, 20199078729), (3, 6733026243), (9, 2244342081), (27, 748114027), (53, 381114693), (67, 301478787), (159, 127038231), (201, 100492929), (457, 44199297), (461, 43815789), (477, 42346077), (603, 33497643), (1371, 14733099), (1383, 14605263), (1431, 14115359), (1809, 11165881), (3551, 5688279), (4113, 4911033), (4149, 4868421), (10653, 1896093), (12339, 1637011), (12447, 1622807), (24221, 833949), (24433, 826713), (30619, 659691), (30887, 653967), (31959, 632031), (72663, 277983), (73299, 275571), (91857, 219897), (92661, 217989), (95877, 210677)]