71214572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 150584112

約数和(自身を除く): 79369540

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 157, 169, 244, 286, 314, 338, 572, 628, 671, 676, 793, 1342, 1586, 1727, 1859, 2041, 2684, 3172, 3454, 3718, 4082, 6908, 7436, 8164, 8723, 9577, 10309, 17446, 19154, 20618, 22451, 26533, 34892, 38308, 41236, 44902, 53066, 89804, 105347, 106132, 113399, 124501, 210694, 226798, 249002, 291863, 421388, 453596, 498004, 583726, 1167452, 1369511, 1618513, 2739022, 3237026, 5478044, 6474052, 17803643, 35607286, 71214572]

約数ペア:

[(1, 71214572), (2, 35607286), (4, 17803643), (11, 6474052), (13, 5478044), (22, 3237026), (26, 2739022), (44, 1618513), (52, 1369511), (61, 1167452), (122, 583726), (143, 498004), (157, 453596), (169, 421388), (244, 291863), (286, 249002), (314, 226798), (338, 210694), (572, 124501), (628, 113399), (671, 106132), (676, 105347), (793, 89804), (1342, 53066), (1586, 44902), (1727, 41236), (1859, 38308), (2041, 34892), (2684, 26533), (3172, 22451), (3454, 20618), (3718, 19154), (4082, 17446), (6908, 10309), (7436, 9577), (8164, 8723)]