408031936

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1223}}^1$

素因数の和:1649

約数の個数: 56

約数和(自身を含む): 874861344

約数和(自身を除く): 466829408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 401, 416, 802, 832, 1223, 1604, 2446, 3208, 4892, 5213, 6416, 9784, 10426, 12832, 15899, 19568, 20852, 25664, 31798, 39136, 41704, 63596, 78272, 83408, 127192, 166816, 254384, 333632, 490423, 508768, 980846, 1017536, 1961692, 3923384, 6375499, 7846768, 12750998, 15693536, 25501996, 31387072, 51003992, 102007984, 204015968, 408031936]

約数ペア:

[(1, 408031936), (2, 204015968), (4, 102007984), (8, 51003992), (13, 31387072), (16, 25501996), (26, 15693536), (32, 12750998), (52, 7846768), (64, 6375499), (104, 3923384), (208, 1961692), (401, 1017536), (416, 980846), (802, 508768), (832, 490423), (1223, 333632), (1604, 254384), (2446, 166816), (3208, 127192), (4892, 83408), (5213, 78272), (6416, 63596), (9784, 41704), (10426, 39136), (12832, 31798), (15899, 25664), (19568, 20852)]