31105338

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 73211904

約数和(自身を除く): 42106566

約数列:

[1, 2, 3, 6, 11, 22, 23, 31, 33, 46, 62, 66, 69, 93, 138, 186, 253, 341, 506, 661, 682, 713, 759, 1023, 1322, 1426, 1518, 1983, 2046, 2139, 3966, 4278, 7271, 7843, 14542, 15203, 15686, 20491, 21813, 23529, 30406, 40982, 43626, 45609, 47058, 61473, 91218, 122946, 167233, 225401, 334466, 450802, 471293, 501699, 676203, 942586, 1003398, 1352406, 1413879, 2827758, 5184223, 10368446, 15552669, 31105338]

約数ペア:

[(1, 31105338), (2, 15552669), (3, 10368446), (6, 5184223), (11, 2827758), (22, 1413879), (23, 1352406), (31, 1003398), (33, 942586), (46, 676203), (62, 501699), (66, 471293), (69, 450802), (93, 334466), (138, 225401), (186, 167233), (253, 122946), (341, 91218), (506, 61473), (661, 47058), (682, 45609), (713, 43626), (759, 40982), (1023, 30406), (1322, 23529), (1426, 21813), (1518, 20491), (1983, 15686), (2046, 15203), (2139, 14542), (3966, 7843), (4278, 7271)]