87978748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4157}}^1$

素因数の和:4222

約数の個数: 48

約数和(自身を含む): 185812704

約数和(自身を除く): 97833956

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 962, 1628, 1924, 4157, 5291, 8314, 10582, 16628, 21164, 45727, 54041, 91454, 108082, 153809, 182908, 216164, 307618, 594451, 615236, 1188902, 1691899, 1999517, 2377804, 3383798, 3999034, 6767596, 7998068, 21994687, 43989374, 87978748]

約数ペア:

[(1, 87978748), (2, 43989374), (4, 21994687), (11, 7998068), (13, 6767596), (22, 3999034), (26, 3383798), (37, 2377804), (44, 1999517), (52, 1691899), (74, 1188902), (143, 615236), (148, 594451), (286, 307618), (407, 216164), (481, 182908), (572, 153809), (814, 108082), (962, 91454), (1628, 54041), (1924, 45727), (4157, 21164), (5291, 16628), (8314, 10582)]