28771072

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 66446352

約数和(自身を除く): 37675280

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 544, 601, 704, 748, 1088, 1202, 1408, 1496, 2176, 2404, 2816, 2992, 4352, 4808, 5984, 6611, 9616, 10217, 11968, 13222, 19232, 20434, 23936, 26444, 38464, 40868, 47872, 52888, 76928, 81736, 105776, 112387, 153856, 163472, 211552, 224774, 326944, 423104, 449548, 653888, 846208, 899096, 1307776, 1692416, 1798192, 2615552, 3596384, 7192768, 14385536, 28771072]

約数ペア:

[(1, 28771072), (2, 14385536), (4, 7192768), (8, 3596384), (11, 2615552), (16, 1798192), (17, 1692416), (22, 1307776), (32, 899096), (34, 846208), (44, 653888), (64, 449548), (68, 423104), (88, 326944), (128, 224774), (136, 211552), (176, 163472), (187, 153856), (256, 112387), (272, 105776), (352, 81736), (374, 76928), (544, 52888), (601, 47872), (704, 40868), (748, 38464), (1088, 26444), (1202, 23936), (1408, 20434), (1496, 19232), (2176, 13222), (2404, 11968), (2816, 10217), (2992, 9616), (4352, 6611), (4808, 5984)]