28654384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 65594016

約数和(自身を除く): 36939632

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 61, 68, 88, 122, 136, 157, 176, 187, 244, 272, 314, 374, 488, 628, 671, 748, 976, 1037, 1256, 1342, 1496, 1727, 2074, 2512, 2669, 2684, 2992, 3454, 4148, 5338, 5368, 6908, 8296, 9577, 10676, 10736, 11407, 13816, 16592, 19154, 21352, 22814, 27632, 29359, 38308, 42704, 45628, 58718, 76616, 91256, 105347, 117436, 153232, 162809, 182512, 210694, 234872, 325618, 421388, 469744, 651236, 842776, 1302472, 1685552, 1790899, 2604944, 3581798, 7163596, 14327192, 28654384]

約数ペア:

[(1, 28654384), (2, 14327192), (4, 7163596), (8, 3581798), (11, 2604944), (16, 1790899), (17, 1685552), (22, 1302472), (34, 842776), (44, 651236), (61, 469744), (68, 421388), (88, 325618), (122, 234872), (136, 210694), (157, 182512), (176, 162809), (187, 153232), (244, 117436), (272, 105347), (314, 91256), (374, 76616), (488, 58718), (628, 45628), (671, 42704), (748, 38308), (976, 29359), (1037, 27632), (1256, 22814), (1342, 21352), (1496, 19154), (1727, 16592), (2074, 13816), (2512, 11407), (2669, 10736), (2684, 10676), (2992, 9577), (3454, 8296), (4148, 6908), (5338, 5368)]