216971928

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:817

約数の個数: 96

約数和(自身を含む): 607239360

約数和(自身を除く): 390267432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 97, 141, 188, 194, 282, 291, 376, 388, 423, 564, 582, 661, 776, 846, 873, 1128, 1164, 1322, 1692, 1746, 1983, 2328, 2644, 3384, 3492, 3966, 4559, 5288, 5949, 6984, 7932, 9118, 11898, 13677, 15864, 18236, 23796, 27354, 31067, 36472, 41031, 47592, 54708, 62134, 64117, 82062, 93201, 109416, 124268, 128234, 164124, 186402, 192351, 248536, 256468, 279603, 328248, 372804, 384702, 512936, 559206, 577053, 745608, 769404, 1118412, 1154106, 1538808, 2236824, 2308212, 3013499, 4616424, 6026998, 9040497, 12053996, 18080994, 24107992, 27121491, 36161988, 54242982, 72323976, 108485964, 216971928]

約数ペア:

[(1, 216971928), (2, 108485964), (3, 72323976), (4, 54242982), (6, 36161988), (8, 27121491), (9, 24107992), (12, 18080994), (18, 12053996), (24, 9040497), (36, 6026998), (47, 4616424), (72, 3013499), (94, 2308212), (97, 2236824), (141, 1538808), (188, 1154106), (194, 1118412), (282, 769404), (291, 745608), (376, 577053), (388, 559206), (423, 512936), (564, 384702), (582, 372804), (661, 328248), (776, 279603), (846, 256468), (873, 248536), (1128, 192351), (1164, 186402), (1322, 164124), (1692, 128234), (1746, 124268), (1983, 109416), (2328, 93201), (2644, 82062), (3384, 64117), (3492, 62134), (3966, 54708), (4559, 47592), (5288, 41031), (5949, 36472), (6984, 31067), (7932, 27354), (9118, 23796), (11898, 18236), (13677, 15864)]