1639616

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:177

約数の個数: 56

約数和(自身を含む): 3785616

約数和(自身を除く): 2146000

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 137, 176, 187, 272, 274, 352, 374, 544, 548, 704, 748, 1088, 1096, 1496, 1507, 2192, 2329, 2992, 3014, 4384, 4658, 5984, 6028, 8768, 9316, 11968, 12056, 18632, 24112, 25619, 37264, 48224, 51238, 74528, 96448, 102476, 149056, 204952, 409904, 819808, 1639616]

約数ペア:

[(1, 1639616), (2, 819808), (4, 409904), (8, 204952), (11, 149056), (16, 102476), (17, 96448), (22, 74528), (32, 51238), (34, 48224), (44, 37264), (64, 25619), (68, 24112), (88, 18632), (136, 12056), (137, 11968), (176, 9316), (187, 8768), (272, 6028), (274, 5984), (352, 4658), (374, 4384), (544, 3014), (548, 2992), (704, 2329), (748, 2192), (1088, 1507), (1096, 1496)]