27929704

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 59906880

約数和(自身を除く): 31977176

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 61, 86, 88, 121, 122, 172, 242, 244, 344, 473, 484, 488, 671, 946, 968, 1331, 1342, 1892, 2623, 2662, 2684, 3784, 5203, 5246, 5324, 5368, 7381, 10406, 10492, 10648, 14762, 20812, 20984, 28853, 29524, 41624, 57233, 57706, 59048, 81191, 114466, 115412, 162382, 228932, 230824, 317383, 324764, 457864, 634766, 649528, 1269532, 2539064, 3491213, 6982426, 13964852, 27929704]

約数ペア:

[(1, 27929704), (2, 13964852), (4, 6982426), (8, 3491213), (11, 2539064), (22, 1269532), (43, 649528), (44, 634766), (61, 457864), (86, 324764), (88, 317383), (121, 230824), (122, 228932), (172, 162382), (242, 115412), (244, 114466), (344, 81191), (473, 59048), (484, 57706), (488, 57233), (671, 41624), (946, 29524), (968, 28853), (1331, 20984), (1342, 20812), (1892, 14762), (2623, 10648), (2662, 10492), (2684, 10406), (3784, 7381), (5203, 5368), (5246, 5324)]