208315648

素因数分解:

$2^8\times {\mathrm{97}}^1\times {\mathrm{8389}}^1$

素因数の和:8502

約数の個数: 36

約数和(自身を含む): 420154420

約数和(自身を除く): 211838772

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 256, 388, 776, 1552, 3104, 6208, 8389, 12416, 16778, 24832, 33556, 67112, 134224, 268448, 536896, 813733, 1073792, 1627466, 2147584, 3254932, 6509864, 13019728, 26039456, 52078912, 104157824, 208315648]

約数ペア:

[(1, 208315648), (2, 104157824), (4, 52078912), (8, 26039456), (16, 13019728), (32, 6509864), (64, 3254932), (97, 2147584), (128, 1627466), (194, 1073792), (256, 813733), (388, 536896), (776, 268448), (1552, 134224), (3104, 67112), (6208, 33556), (8389, 24832), (12416, 16778)]