216905192

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 476891520

約数和(自身を除く): 259986328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 97, 146, 194, 292, 388, 511, 547, 584, 679, 776, 1022, 1094, 1358, 2044, 2188, 2716, 3829, 4088, 4376, 5432, 7081, 7658, 14162, 15316, 28324, 30632, 39931, 49567, 53059, 56648, 79862, 99134, 106118, 159724, 198268, 212236, 279517, 319448, 371413, 396536, 424472, 559034, 742826, 1118068, 1485652, 2236136, 2971304, 3873307, 7746614, 15493228, 27113149, 30986456, 54226298, 108452596, 216905192]

約数ペア:

[(1, 216905192), (2, 108452596), (4, 54226298), (7, 30986456), (8, 27113149), (14, 15493228), (28, 7746614), (56, 3873307), (73, 2971304), (97, 2236136), (146, 1485652), (194, 1118068), (292, 742826), (388, 559034), (511, 424472), (547, 396536), (584, 371413), (679, 319448), (776, 279517), (1022, 212236), (1094, 198268), (1358, 159724), (2044, 106118), (2188, 99134), (2716, 79862), (3829, 56648), (4088, 53059), (4376, 49567), (5432, 39931), (7081, 30632), (7658, 28324), (14162, 15316)]