209373752

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{120607}}^1$

素因数の和:120651

約数の個数: 32

約数和(自身を含む): 463134720

約数和(自身を除く): 253760968

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 120607, 241214, 482428, 844249, 964856, 1688498, 3376996, 3738817, 6753992, 7477634, 14955268, 26171719, 29910536, 52343438, 104686876, 209373752]

約数ペア:

[(1, 209373752), (2, 104686876), (4, 52343438), (7, 29910536), (8, 26171719), (14, 14955268), (28, 7477634), (31, 6753992), (56, 3738817), (62, 3376996), (124, 1688498), (217, 964856), (248, 844249), (434, 482428), (868, 241214), (1736, 120607)]